Collection
Springer eBooks 2005-
2,412
Springer Book Archives -2004
1,177
Directory of Open Access Books
221
Wiley Online Books
51
O'Reilly
37
Elsevier ScienceDirect eBooks
32
JSTOR Open Access Books
23
OAPEN
15
ACS Symposium Series
14
ACS Advances in Chemistry
7
Cambridge Books Online
5
Eighteenth Century Collections Online / ECCO
2
Elsevier eBook collection Mathematics
2
Emerald Business, Management and Economics eBook Collection Archive
2
World Bank E-Library Archive
2
Editoria Italiana Online
1
JSTOR Books
1
MIT Press eBook Archive
1
Making of the Modern World
1
National Center for Biotechnology Information
1
Oxford University Press
1