Collection
Directory of Open Access Books
480
International Monetary Fund
104
World Bank E-Library Archive
56
Making of the Modern World
45
Eighteenth Century Collections Online / ECCO
32
O'Reilly
15
DeGruyter MPG Collection
11
Springer eBooks 2005-
10
OAPEN
8
ACS Symposium Series
7
Springer Book Archives -2004
6
wiso-net eBooks
5
JSTOR Open Access Books
4
MIT Press eBook Archive
4
Landolt-Börnstein
3
Lecture Notes in Computer Science
3
National Center for Biotechnology Information
3
Cambridge Books Online
2
Making of Modern Law / Legal Treatises
2
ACS Advances in Chemistry
1
Brill Nijhoff E-Books Collections 2006-2008
1
Ethnographic Video Online Vol. 1
1
Oxford University Press
1