This was suggested at
https://pt.wikibooks.org/wiki/Tópico:Wikilivros_Discussão:Portal_comunitário/Livros_em_PDF
Version: unspecified
Severity: enhancement
See Also:
http://web.archive.org/web/20110715062256/http://code.pediapress.com/wiki/ticket/681
http://web.archive.org/web/20110800000000/http://code.pediapress.com/wiki/ticket/334
http://web.archive.org/web/20110800000000/http://code.pediapress.com/wiki/ticket/675
https://bugzilla.wikimedia.org/show_bug.cgi?id=71316