Collection
Eighteenth Century Collections Online / ECCO
26
Springer eBooks 2005-
19
JSTOR Open Access Books
10
OAPEN
10
Springer Book Archives -2004
10
Directory of Open Access Books
9
Oxford University Press
5
Cambridge Books Online
2
Making of the Modern World
2
Twentieth Century North American Drama
2
Making of Modern Law / Legal Treatises
1
Netlibrary
1
O'Reilly
1
Oxford Handbook Online
1
Primary Sources for Slavic Studies
1