Collection
Springer eBooks 2005-
1,439
Springer Book Archives -2004
1,384
Directory of Open Access Books
230
O'Reilly
45
Making of the Modern World
31
Eighteenth Century Collections Online / ECCO
11
MIT Press eBook Archive
7
OAPEN
7
Wiley Online Books
4
Oxford University Press
2
DeGruyter MPG Collection
1
Emerald Business, Management and Economics eBook Collection Archive
1