Collection
World Bank E-Library Archive
155
International Monetary Fund
45
Directory of Open Access Books
19
MIT Press eBook Archive
10
Edward Elgar eBook Archive
4
O'Reilly
4
Oxford University Press
3
Eighteenth Century Collections Online / ECCO
2
OAPEN
2
Cambridge Books Online
1
Duncker & Humblot Wirtschaftswissenschaften 1996-2005
1
Making of the Modern World
1
wiso-net eBooks
1