Collection
Eighteenth Century Collections Online / ECCO
110
National Center for Biotechnology Information
76
Directory of Open Access Books
43
Springer eBooks 2005-
26
Making of the Modern World
13
OAPEN
13
Springer Book Archives -2004
13
O'Reilly
10
Cambridge Books Online
1
Edward Elgar eBooks Collection Business & Economics
1
Emerald Business, Management and Economics eBook Collection Archive
1
Ethnographic Video Online Vol. 1
1
JSTOR Open Access Books
1
Oxford University Press
1