Schema generale delle tecniche dell'industria conserviera
<a href="//commons.wikimedia.org/w/index.php?title=User:Giangagliardi&amp;action=edit&amp;redlink=1" class="new" title="User:Giangagliardi (page does not exist)">Giangagliardi</a>, <span class="int-own-work" lang="en">Own work</span>
<span class="int-own-work" lang="en">Own work</span>, based on <a href="//commons.wikimedia.org/wiki/File:CONSERVE.png" title="File:CONSERVE.png">File:CONSERVE.png</a>