Collection
Eighteenth Century Collections Online / ECCO
126
Oxford University Press
18
Springer Book Archives -2004
16
Making of Modern Law / Legal Treatises
14
Springer eBooks 2005-
14
Cambridge Books Online
8
Making of the Modern World
6
OAPEN
6
Directory of Open Access Books
5
Netlibrary
5
JSTOR Open Access Books
3
DeGruyter MPG Collection
2
MIT Press eBook Archive
2
O'Reilly
2
Editoria Italiana Online
1
National Center for Biotechnology Information
1