Collection
Cambridge Books Online
9
DeGruyter MPG Collection
4
Directory of Open Access Books
28
Eighteenth Century Collections Online / ECCO
88
Elsevier ScienceDirect eBooks
1
JSTOR Open Access Books
5
MIT Press eBook Archive
1
Making of Modern Law / Legal Treatises
2
National Center for Biotechnology Information
2
O'Reilly
20
OAPEN
1
OECD Books and Papers
2
SPIE Conference Proceedings
111
Springer Book Archives -2004
330
Springer eBooks 2005-
466
Wiley Online Books
1