Collection
Cambridge Books Online
17
DeGruyter MPG Collection
7
Digi20
1
Directory of Open Access Books
70
Editoria Italiana Online
2
JSTOR Open Access Books
4
MIT Press eBook Archive
9
Making of Modern Law / Legal Treatises
1
Netlibrary
2
O'Reilly
2
OAPEN
10
Oxford Handbook Online
4
Oxford University Press
31
Springer Book Archives -2004
274
Springer eBooks 2005-
239
Wiley Online Books
1