Collection
Springer eBooks 2005-
230
Springer Book Archives -2004
131
Eighteenth Century Collections Online / ECCO
34
Oxford University Press
22
Digi20
10
JSTOR Open Access Books
6
Cambridge Books Online
4
Making of the Modern World
4
Directory of Open Access Books
2
Editoria Italiana Online
2
DeGruyter MPG Collection
1
MIT Press eBook Archive
1
Oxford Handbook Online
1