Collection
Springer eBooks 2005-
421
O'Reilly
323
World Bank E-Library Archive
136
Directory of Open Access Books
104
International Monetary Fund
40
Emerald Business, Management and Economics eBook Collection Archive
18
National Center for Biotechnology Information
17
Edward Elgar eBook Archive
14
Cambridge Books Online
13
Oxford University Press
9
MIT Press eBook Archive
8
OAPEN
8
ACS Symposium Series
7
Henry Stewart Talks
5
JSTOR Open Access Books
5
Netlibrary
5
DeGruyter MPG Collection
3
wiso-net eBooks
2
ACS Advances in Chemistry
1
Brill Nijhoff E-Books Collections 2009-2014
1
Edward Elgar eBooks Collection Business & Economics
1
Elsevier ScienceDirect eBooks
1
JSTOR Books
1