Collection
Cambridge Books Online
3
DeGruyter MPG Collection
1
Edward Elgar eBook Archive
2
Emerald Business, Management and Economics eBook Collection Archive
12
JSTOR Open Access Books
6
MIT Press eBook Archive
5
National Center for Biotechnology Information
1
O'Reilly
202
Oxford Handbook Online
6
Oxford University Press
2
Springer Book Archives -2004
17
Springer eBooks 2005-
60
Wiley Online Books
2