Collection
Springer Book Archives -2004
175
Eighteenth Century Collections Online / ECCO
158
Springer eBooks 2005-
149
Directory of Open Access Books
56
Cambridge Books Online
51
Oxford University Press
50
JSTOR Open Access Books
39
Netlibrary
29
OAPEN
20
Digi20
14
Nomos
13
DeGruyter MPG Collection
7
MIT Press eBook Archive
7
O'Reilly
7
Editoria Italiana Online
6
Oxford Handbook Online
3
Elsevier eBook collection Mathematics
2
Making of the Modern World
2
Duncker & Humblot eBooks 2007-
1
Edward Elgar eBook Archive
1
Edward Elgar eBooks Collection Business & Economics
1
Elsevier ScienceDirect eBooks
1
Emerald Business, Management and Economics eBook Collection Archive
1
OECD Books and Papers
1
wiso-net eBooks
1