Collection
Springer eBooks 2005-
199
Springer Book Archives -2004
59
O'Reilly
26
World Bank E-Library Archive
19
Directory of Open Access Books
14
Henry Stewart Talks
8
JSTOR Open Access Books
8
National Center for Biotechnology Information
7
OAPEN
5
Eighteenth Century Collections Online / ECCO
4
Netlibrary
4
Making of the Modern World
3
Oxford University Press
3
International Monetary Fund
2
Making of Modern Law / Legal Treatises
2
MIT Press eBook Archive
1
wiso-net eBooks
1