Collection
Eighteenth Century Collections Online / ECCO
1,894
Springer eBooks 2005-
98
Directory of Open Access Books
65
Netlibrary
64
Springer Book Archives -2004
59
JSTOR Open Access Books
36
OAPEN
34
O'Reilly
18
Making of Modern Law / Legal Treatises
16
Oxford Handbook Online
12
Cambridge Books Online
11
Digi20
10
Nomos
9
DeGruyter MPG Collection
5
Making of the Modern World
5
Music Online Reference
5
Oxford University Press
4
Editoria Italiana Online
3
Twentieth Century North American Drama
3
OECD Books and Papers
2
Bloomsbury Education and Childhood Studies
1
Brill Nijhoff E-Books Collections 2006-2008
1
Edward Elgar eBook Archive
1
Emerald Business, Management and Economics eBook Collection Archive
1
Karger eBooks Collection 1997-2009
1
Mohr Siebeck eBooks
1
National Center for Biotechnology Information
1
wiso-net eBooks
1