Collection
Cambridge Books Online
4
DeGruyter MPG Collection
5
Directory of Open Access Books
5
Edward Elgar eBook Archive
6
Edward Elgar eBooks Collection Business & Economics
3
Emerald Business, Management and Economics eBook Collection Archive
1
JSTOR Open Access Books
3
Karger eBooks Collection 1997-2013
1
Netlibrary
2
O'Reilly
44
OAPEN
1
OECD Books and Papers
1
Oxford University Press
4
Springer Book Archives -2004
13
Springer eBooks 2005-
54