Collection
O'Reilly
131
Springer eBooks 2005-
40
Emerald Business, Management and Economics eBook Collection Archive
7
MIT Press eBook Archive
7
JSTOR Open Access Books
6
Edward Elgar eBook Archive
4
Springer Book Archives -2004
4
Cambridge Books Online
3
DeGruyter MPG Collection
3
MIT Press Direct to Open
1
Oxford University Press
1
Wiley Online Books
1