The header for the copyright book on the simple english wikibooks
<a href="//commons.wikimedia.org/wiki/User:Anonymous101" title="User:Anonymous101">User:Anonymous101</a> and authors of the images at <a class="external free" href="https://commons.wikimedia.org/wiki/Image:Copyleft.svg">http://commons.wikimedia.org/wiki/Image:Copyleft.svg</a> <a class="external free" href="https://commons.wikimedia.org/wiki/Image:Scale_of_justice_2.svg">http://commons.wikimedia.org/wiki/Image:Scale_of_justice_2.svg</a> <a class="external free" href="https://commons.wikimedia.org/wiki/Image:Red_copyright.svg">http://commons.wikimedia.org/wiki/Image:Red_copyright.svg</a>
Various
<a class="external free" href="https://commons.wikimedia.org/wiki/Image:Copyleft.svg">http://commons.wikimedia.org/wiki/Image:Copyleft.svg</a> <a class="external free" href="https://commons.wikimedia.org/wiki/Image:Scale_of_justice_2.svg">http://commons.wikimedia.org/wiki/Image:Scale_of_justice_2.svg</a> <a class="external free" href="https://commons.wikimedia.org/wiki/Image:Red_copyright.svg">http://commons.wikimedia.org/wiki/Image:Red_copyright.svg</a> (all PD) and self modifications