Collection
Springer eBooks 2005-
1,083
Directory of Open Access Books
97
Springer Book Archives -2004
66
JSTOR Open Access Books
49
OAPEN
21
World Bank E-Library Archive
8
Emerald Business, Management and Economics eBook Collection Archive
3
MIT Press eBook Archive
3
Bloomsbury Education and Childhood Studies
2
MIT Press Direct to Open
1
O'Reilly
1