Collection
IEEE Conference Proceedings
3,078
OECD Books and Papers
1,232
Springer eBooks 2005-
1,013
Directory of Open Access Books
722
International Monetary Fund
501
World Bank E-Library Archive
294
Making of the Modern World
212
IEEE Standards
209
Eighteenth Century Collections Online / ECCO
109
Springer Book Archives -2004
101
O'Reilly
97
ACS Symposium Series
87
Henry Stewart Talks
38
Emerald Business, Management and Economics eBook Collection Archive
28
National Center for Biotechnology Information
27
Edward Elgar eBook Archive
25
JSTOR Open Access Books
25
ACS Advances in Chemistry
21
OAPEN
21
Making of Modern Law / Legal Treatises
14
MIT Press eBook Archive
12
Oxford University Press
12
Cambridge Books Online
8
Elsevier ScienceDirect eBooks
5
Netlibrary
5
Edward Elgar eBooks Collection Business & Economics
4
DeGruyter MPG Collection
3
Empire Online
3
Landolt-Börnstein
3
Brill Nijhoff E-Books Collections 2009-2014
2
Editoria Italiana Online
2
Elsevier eBook collection Mathematics
2
Mohr Siebeck eBooks
2
Primary Sources for Slavic Studies
2
Wiley Online Books
2
wiso-net eBooks
2
Digi20
1
Duncker & Humblot eBooks 2007-
1