Collection
Springer eBooks 2005-
4,323
O'Reilly
1,639
Springer Book Archives -2004
1,156
Directory of Open Access Books
993
World Bank E-Library Archive
229
National Center for Biotechnology Information
166
OAPEN
147
Emerald Business, Management and Economics eBook Collection Archive
137
Eighteenth Century Collections Online / ECCO
124
Making of the Modern World
79
Edward Elgar eBook Archive
62
JSTOR Open Access Books
56
Oxford University Press
50
MIT Press eBook Archive
44
Cambridge Books Online
27
International Monetary Fund
22
Making of Modern Law / Legal Treatises
16
Oxford Handbook Online
13
DeGruyter MPG Collection
11
Edward Elgar eBooks Collection Business & Economics
10
Netlibrary
10
ACS Symposium Series
8
Digi20
8
wiso-net eBooks
8
Henry Stewart Talks
7
Editoria Italiana Online
6
Elsevier ScienceDirect eBooks
5
Elsevier eBook collection Mathematics
5
Bloomsbury Education and Childhood Studies
3
ACS Advances in Chemistry
1
Anthropology Online
1
Duncker & Humblot Wirtschaftswissenschaften 1996-2005
1
Empire Online
1
MIT Press Direct to Open
1
Mohr Siebeck eBooks
1
Wiley Online Books
1