Collection
ACS Advances in Chemistry
2
ACS Symposium Series
2
Brill Nijhoff E-Books Collections 2006-2008
1
Brill Nijhoff E-Books Collections 2009-2014
7
Cambridge Books Online
6
Directory of Open Access Books
93
Edward Elgar eBook Archive
2
Eighteenth Century Collections Online / ECCO
307
Empire Online
4
JSTOR Open Access Books
7
MIT Press eBook Archive
2
Making of Modern Law / Legal Treatises
39
Making of the Modern World
316
National Center for Biotechnology Information
2
Netlibrary
8
O'Reilly
9
OAPEN
4
Oxford University Press
2
Springer eBooks 2005-
17
World Bank E-Library Archive
11