Collection
Directory of Open Access Books
43
Springer eBooks 2005-
17
OAPEN
14
JSTOR Open Access Books
9
Cambridge Books Online
3
DeGruyter MPG Collection
2
Nomos
2
Oxford Handbook Online
2
Edward Elgar eBook Archive
1
Edward Elgar eBooks Collection Business & Economics
1
Oxford University Press
1
Wiley Online Books
1