Collection
Directory of Open Access Books
1,030
ACS Symposium Series
186
Springer eBooks 2005-
126
World Bank E-Library Archive
88
ACS Advances in Chemistry
45
Eighteenth Century Collections Online / ECCO
22
Springer Book Archives -2004
17
O'Reilly
13
National Center for Biotechnology Information
9
Cambridge Books Online
8
Elsevier ScienceDirect eBooks
7
International Monetary Fund
7
JSTOR Open Access Books
6
OAPEN
6
Wiley Online Books
6
Edward Elgar eBook Archive
5
Henry Stewart Talks
4
MIT Press eBook Archive
4
Making of the Modern World
3
Oxford University Press
2
wiso-net eBooks
2
DeGruyter MPG Collection
1
Duncker & Humblot Wirtschaftswissenschaften 1996-2005
1
Mohr Siebeck eBooks
1
Netlibrary
1