Bibliothèque numérique Landowski: http://www.mobipocket.com/ebookbase/library/landowski/
Bibliothèque numérique pour le Handicap (BnH): http://bnh.numilog.com/
BIBSYS: http://www.bibsys.no/
BIC (Book Industry Communication): http://www.bic.org.uk/
BIEF (Bureau international de l’édition française): http://bief.org/
Biodiversity Heritage Library (BHL): http://www.biodiversitylibrary.org/
BIPE: http://www.bipe.fr/
BlackBerry: http://www.blackberry.com/
Blackmask Online: http://www.blackmask.com/
Blackwell Book Services: http://www.blackwell.com/