Collection
Springer eBooks 2005-
144
Directory of Open Access Books
71
Springer Book Archives -2004
24
OAPEN
18
Oxford University Press
18
MIT Press eBook Archive
10
JSTOR Open Access Books
9
Cambridge Books Online
8
Oxford Handbook Online
3
DeGruyter MPG Collection
2
Digi20
2
Netlibrary
2
Editoria Italiana Online
1
Elsevier eBook collection Mathematics
1
O'Reilly
1
Social Theory (Alexander Street Press)
1