Collection
Directory of Open Access Books
108
National Center for Biotechnology Information
55
JSTOR Open Access Books
34
OAPEN
29
O'Reilly
16
ACS Symposium Series
7
Oxford University Press
7
Eighteenth Century Collections Online / ECCO
6
Oxford Handbook Online
4
ACS Advances in Chemistry
3
Cambridge Books Online
3
Henry Stewart Talks
3
Netlibrary
3
Emerald Business, Management and Economics eBook Collection Archive
2
Brill Nijhoff E-Books Collections 2009-2014
1
DeGruyter MPG Collection
1
Elsevier ScienceDirect eBooks
1
Ethnographic Video Online Vol. 1
1
MIT Press eBook Archive
1
Making of Modern Law / Legal Treatises
1
Making of the Modern World
1