Association of Research Libraries (ARL): http://www.arl.org/
Athena: http://un2sg4.unige.ch/athena/
Athena Literature Resources: http://un2sg4.unige.ch/athena/html/booksite.html
Autre Terre (Une): http://www.acdev.com/~fabrice/
Barnes & Noble: http://www.bn.com/
Barnes & Noble Digital: http://ebooks.barnesandnoble.com/bn_digital
Barnes & Noble - eBook Store: http://ebooks.barnesandnoble.com/
Bertelsmann: http://www.bertelsmann.de/
Bible de Gutenberg: http://prodigi.bl.uk/gutenbg/
Biblio-fr: http://www.cru.fr/Listes/biblio-fr@cru.fr/