Collection
O'Reilly
218
Directory of Open Access Books
191
OAPEN
71
Springer eBooks 2005-
65
Springer Book Archives -2004
21
World Bank E-Library Archive
11
Elsevier eBook collection Mathematics
8
National Center for Biotechnology Information
8
Elsevier ScienceDirect eBooks
6
JSTOR Open Access Books
4
Edward Elgar eBook Archive
3
Emerald Business, Management and Economics eBook Collection Archive
3
Edward Elgar eBooks Collection Business & Economics
1
Henry Stewart Talks
1
Netlibrary
1
RSC eBook Collection 1968-2009
1
Springer Protocols Archive 1981-2004
1