diff --git a/app/views/search/resultDetails.js b/app/views/search/resultDetails.js
index 099344d..fd0f339 100644
--- a/app/views/search/resultDetails.js
+++ b/app/views/search/resultDetails.js
@@ -6,7 +6,8 @@ import { modal } from '../partials/modal';
 
 export const resultDetails = (searchController, result, emit = () => {}) => {
   const { __ } = searchController.i18n;
-  const modalId = `result_${result.uri}`;
+  const source = result.sources[0];
+  const modalId = `result_${source.uri}`;
 
   const hasReviews = typeof result.averageRating !== 'undefined' && typeof result.numberOfReviews !== 'undefined';
 
@@ -27,37 +28,41 @@ export const resultDetails = (searchController, result, emit = () => {}) => {
   
   const tabNames = ['one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine', 'ten', 'eleven', 'twelve', 'thirteen', 'fourteen', 'fifteen', 'sixteen', 'seventeen', 'eighteen', 'nineteen', 'twenty'];
   
+  const coversHTMLArray = result.covers.map((cover, index, allCovers) => {
+    return html`<div>
+        <img src=${cover.url} alt="${cover.sourceId.replace(':', ' ').toUpperCase()}, Published: ${cover.publishDate}">
+        ${typeof allCovers[index - 1] === 'undefined'
+        ? null
+        : html`<label class="button" for="cover_${allCovers[index - 1].sourceId}" style="margin-right:8px;">
+            ${'<'}
+          </label>`
+      }
+        ${typeof allCovers[index + 1] === 'undefined'
+        ? null
+        : html`<label class="button" for="cover_${allCovers[index + 1].sourceId}">
+            ${'>'}
+          </label>`
+      }
+      </div>`;
+  });
+  
   const modalContent = html`<article class="flex">
     <div class="sixth-700" style="text-align:center;">
       <h4>${__('search.covers')}</h4>
       ${typeof result.covers === 'undefined'
         ? html`<span style="font-size:3em;"><i class="icon-loading animate-spin"></i></span>`
-        : html`<div class="tabs ${typeof tabNames[result.covers.length - 1] !== 'undefined' ? tabNames[result.covers.length - 1] : null}">
+        : html`<div class="tabs ${typeof tabNames[result.covers.length - 1] !== 'undefined' ? tabNames[result.covers.length - 1] : tabNames[19]}">
           ${result.covers.map((cover, index) => {
             return [
-              html`<input id="cover_${cover.uri}" type="radio" name="${modalId}_covers" ${index === 0 ? 'checked' : null} />`,
-              // html`<label class="small pseudo button toggle" for="cover_${cover.uri}">•</label>`,
+              html`<input id="cover_${cover.sourceId}" type="radio" name="${modalId}_covers" ${index === 0 ? 'checked' : null} />`,
+              // html`<label class="small pseudo button toggle" for="cover_${cover.sourceId}">•</label>`,
             ];
           })}
-          <div class="row">
-          ${result.covers.map((cover, index, allCovers) => {
-            return html`<div>
-              <img src=${cover.url} alt="${cover.uri.replace(':', ' ').toUpperCase()}, Published: ${cover.publishDate}">
-              ${typeof allCovers[index - 1] === 'undefined'
-                ? null
-                : html`<label class="button" for="cover_${allCovers[index - 1].uri}" style="margin-right:8px;">
-                  ${'<'}
-                </label>`
-              }
-              ${typeof allCovers[index + 1] === 'undefined'
-                ? null
-                : html`<label class="button" for="cover_${allCovers[index + 1].uri}">
-                  ${'>'}
-                </label>`
-              }
-            </div>`;
-          })}
-          </div>
+          <div class="row" id="covers_${modalId}">${
+            searchController.openModal === modalId
+            ? coversHTMLArray
+            : '' /* Leave the covers column empty until opened to prevent loading too many images */
+          }</div>
         </div>`
       }
     </div>
@@ -72,7 +77,7 @@ export const resultDetails = (searchController, result, emit = () => {}) => {
             <h4>Top Reviews</h4>
           </div>
           <div>
-            <a href="/book/${result.uri}" class="small button">
+            <a href="/book/${source.uri}" class="small button">
               <span style="margin-right:8px;"><i class="icon-chat"></i></span>
               <span>${result.numberOfReviews}</span>
               <span>${__('search.see_interaction_details')}</span>
@@ -92,27 +97,29 @@ export const resultDetails = (searchController, result, emit = () => {}) => {
       </p>
       ${!searchController.showShelves ? null : html`<ul>${searchController.shelves.map(shelf => {
         return html`<li>
-          <button class="pseudo" onclick=${() => searchController.addToShelf({source: 'inventaire', uri: result.uri}, shelf.id)}>
+          <button class="pseudo" onclick=${() => searchController.addToShelf({ id: result.id, ...source }, shelf.id)}>
             ${shelf.name}
           </button>
         </li>`;
       })}</ul>`}
       <p>
-        <a class="small button" href=${result.link} target="_blank">
+        <a class="small button" href=${source.link} target="_blank">
           ${__('search.see_book_details')}
         </a>
       </p>
     </div>
   </article>`;
   
+  const onShow = () => {
+    const coversColumn = document.getElementById(`covers_${modalId}`);
+    coversColumn.innerHTML = '';
+    coversHTMLArray.forEach(element => coversColumn.appendChild(element));
+  };
+  
   return modal(modalId, searchController, modalContent, {
     styles: "width:90%;",
     buttonHTML, // This should be replaced with buttonHTML containing the ratings and number of reviews etc.
     headerText: result.name,
-    onShow: () => {
-      if (typeof result.covers === 'undefined') {
-        searchController.getCovers(result.uri).then(() => emit('render'));
-      }
-    },
+    onShow,
   });
 }
\ No newline at end of file
diff --git a/server/controllers/bookData/Inventaire.js b/server/controllers/bookData/Inventaire.js
index 3bb4ff2..e3855e0 100644
--- a/server/controllers/bookData/Inventaire.js
+++ b/server/controllers/bookData/Inventaire.js
@@ -15,6 +15,7 @@ class Inventaire {
 
   static handleQuickEntity(entityObject) {
     return {
+      id: null,
       name: (
         typeof entityObject.label !== 'undefined'
           ? entityObject.label
@@ -25,22 +26,26 @@ class Inventaire {
           ? entityObject.description
           : null
       ),
-      source: 'inventaire',
-      link: (
-        typeof entityObject.uri !== 'undefined'
-          ? `${Inventaire.url}/entity/${entityObject.uri}`
-          : null
-      ),
-      uri: (
-        typeof entityObject.uri !== 'undefined'
-          ? entityObject.uri
-          : null
-      ),
+      sources: [
+        {
+          source: 'inventaire',
+          uri: (
+            typeof entityObject.uri !== 'undefined'
+              ? entityObject.uri
+              : null
+          ),
+          link: (
+            typeof entityObject.uri !== 'undefined'
+              ? `${Inventaire.url}/entity/${entityObject.uri}`
+              : null
+          ),
+        },
+      ],
       covers: (
         typeof entityObject.image !== 'undefined'
           ? entityObject.image.map(imageId => {
             return {
-              uri: imageId.toString(),
+              sourceId: imageId.toString(),
               url: `${Inventaire.url}/img/entities/${imageId}`,
             }
           })
@@ -72,17 +77,21 @@ class Inventaire {
               : null
           )
       ),
-      source: 'inventaire',
-      link: (
-        typeof entityObject.uri !== 'undefined'
-          ? `${Inventaire.url}/entity/${entityObject.uri}`
-          : null
-      ),
-      uri: (
-        typeof entityObject.uri !== 'undefined'
-          ? entityObject.uri
-          : null
-      ),
+      sources: [
+        {
+          source: 'inventaire',
+          uri: (
+            typeof entityObject.uri !== 'undefined'
+              ? entityObject.uri
+              : null
+          ),
+          link: (
+            typeof entityObject.uri !== 'undefined'
+              ? `${Inventaire.url}/entity/${entityObject.uri}`
+              : null
+          ),
+        },
+      ],
     };
   }
 
@@ -109,7 +118,7 @@ class Inventaire {
 
       if (typeof bookData.entities !== 'undefined' && typeof bookData.entities[uri] !== 'undefined') {
         bookData = Inventaire.handleEntity(bookData.entities[uri], this.lang);
-        bookData['covers'] = await this.getCovers(bookData.uri);
+        bookData['covers'] = await this.getCovers(bookData.sources[0].uri);
 
         return bookData;
       }
@@ -126,7 +135,7 @@ class Inventaire {
     }
 
     // Note: property `wdt:P629` is a given entity (uri)'s list of editions (ISBNs).
-    const editionsRequest = fetch(`${Inventaire.url}/api/entities?action=reverse-claims&uri=${encodeURIComponent(uri)}&property=wdt:P629`)
+    const editionsRequest = fetch(`${Inventaire.url}/api/entities?action=reverse-claims&value=${encodeURIComponent(uri)}&property=wdt:P629`)
     editionsRequest.catch(exception => {
       console.error(exception);
       return {
@@ -180,7 +189,7 @@ class Inventaire {
       }).map(key => {
         const entity = responseJSON.entities[key];
         return {
-          uri: entity.uri,
+          sourceId: entity.uri,
           url: typeof entity.claims['invp:P2'] !== 'undefined' ? `${Inventaire.url}/img/entities/${entity.claims['invp:P2'][0]}` : null,
           publishDate: typeof entity.claims['wdt:P577'] !== 'undefined' ? entity.claims['wdt:P577'][0] : null,
         }
@@ -193,7 +202,10 @@ class Inventaire {
         return a.publishDate < b.publishDate ? -1 : 1;
       });
 
-      return covers;
+      return covers.map(cover => {
+        delete cover.publishDate;
+        return cover;
+      });
     });
   }
 }
diff --git a/server/controllers/bookReference.js b/server/controllers/bookReference.js
index 352918b..75991d1 100644
--- a/server/controllers/bookReference.js
+++ b/server/controllers/bookReference.js
@@ -28,7 +28,7 @@ class BookReferenceController {
     }
 
     // Get formatted book data from source
-    const bookData = dataClass.getBookData(sourceId);
+    const bookData = await dataClass.getBookData(sourceId);
 
     if (typeof bookData.uri !== 'undefined') {
       // Check for references by exact name and author from source
diff --git a/server/controllers/search/Inventaire.js b/server/controllers/search/Inventaire.js
index e39afce..d1d9fa5 100644
--- a/server/controllers/search/Inventaire.js
+++ b/server/controllers/search/Inventaire.js
@@ -43,7 +43,14 @@ function searchInventaire(searchTerm, language) {
         message: 'An error occurred when trying read the response from Inventaire as JSON.',
       }
     });
-    return json.then(responseJSON => responseJSON.results.map(work => Inventaire.handleEntity(work, language)));
+    return json.then(responseJSON => {
+      return responseJSON.results.map(async work => {
+        const inventaire = new Inventaire(langauge);
+        const bookData = Inventaire.handleEntity(work, language);
+        bookData['covers'] = await inventaire.getCovers(bookData.sources[0].uri);
+        return bookData;
+      });
+    });
   }
 }
 
diff --git a/server/controllers/search/index.js b/server/controllers/search/index.js
index 1b4a82a..0e2958e 100644
--- a/server/controllers/search/index.js
+++ b/server/controllers/search/index.js
@@ -3,6 +3,7 @@ const { Op, fn, col } = require('sequelize');
 
 const BooksController = require('../bookData');
 const { quickSearchInventaire } = require('./Inventaire');
+const Inventaire = require('../bookData/Inventaire');
 
 const defaultSearchOptions = {
   searchBy: 'name', // A column name in the BookReference model, mainly 'name' or 'description'
@@ -57,6 +58,30 @@ class SearchController {
     };
   }
 
+  static formatReferenceSources(reference) {
+    const referenceSources = Object.keys(reference.sources);
+    const reformattedSources = referenceSources.map(source => {
+      const uri = reference.sources[source];
+      let link;
+      switch (source) {
+        default:
+        case 'inventaire': {
+          link = `${Inventaire.url}/entity/${uri}`
+          break;
+        }
+      }
+      return {
+        source,
+        uri,
+        link,
+      }
+    });
+
+    reference.sources = reformattedSources;
+
+    return reference;
+  }
+
   async search(searchTerm, options = defaultSearchOptions) {
     const searchBy = options.searchBy.replace('title', 'name').replace('author', 'description');
     const { source, language } = options;
@@ -77,22 +102,23 @@ class SearchController {
 
     // Add any search results that match refs with the same URI and delete from results array
     const urisToCheck = searchResults.filter(
-      result => !bookReferences.some(ref => result.uri === ref.sources[source])
-    ).map(result => result.uri);
+      result => !bookReferences.some(ref => result.sources[0].uri === ref.sources[source])
+    ).map(result => result.sources[0].uri);
 
     let extraReferences = [];
     if (urisToCheck.length > 0) {
       // Need to figure this out
       extraReferences = await this.searchReferencesBySourceCodes(source, urisToCheck);
     }
+    searchResults = searchResults.filter(  // Only show the rest of the search results
+      result => !extraReferences.some(
+        ref => result.sources[0].uri === ref.sources[source]
+      )
+    );
     return [
-      ...bookReferences,
-      ...extraReferences,
-      ...searchResults.filter(  // Only show the rest of the search results
-        result => !extraReferences.some(
-          ref => result.uri === ref.sources[source]
-        )
-      ),
+      ...bookReferences.map(match => SearchController.formatReferenceSources(match)),
+      ...extraReferences.map(match => SearchController.formatReferenceSources(match)),
+      ...searchResults,
     ];
   }