br>
 "isrc" - <a href="http://en.wikipedia.org/wiki/International_Standard_Recording_Code">
 International Standard Recording Code</a><br>
 "ean" - <a href="http://en.wikipedia.org/wiki/International_Article_Number_%28EAN%29">International Article Number
 </a><br>
 "upc" - <a href="http://en.wikipedia.org/wiki/Universal_Product_Code">Universal Product Code</a></div>
<dl class="notes">
<dt>Returns:</dt>
<dd>A <a href="https://docs.oracle.com/javase/9/docs/api/java/util/Map.html" title="class or interface in 