Collection
O'Reilly
14,037
Springer eBooks 2005-
9,628
Springer Book Archives -2004
2,501
MIT Press eBook Archive
79
Cambridge Books Online
39
Elsevier ScienceDirect eBooks
18
Standards and Norms (DIN Media)
14
Wiley Online Books
8
Emerald Business, Management and Economics eBook Collection Archive
6
JSTOR Open Access Books
6
DeGruyter MPG Collection
4
Elsevier eBook collection Mathematics
2
Oxford University Press
2
Oxford Handbook Online
1