Collection
Springer eBooks 2005-
5,501
O'Reilly
5,394
Directory of Open Access Books
3,346
Springer Book Archives -2004
2,156
Eighteenth Century Collections Online / ECCO
1,023
Springer Lecture Notes Archiv 1964-1996
220
OAPEN
142
Standards and Norms (Beuth)
80
Wiley Online Books
74
ACS Symposium Series
69
National Center for Biotechnology Information
62
Cambridge Books Online
51
Elsevier ScienceDirect eBooks
42
MIT Press eBook Archive
18
Oxford University Press
12
DeGruyter MPG Collection
11
Elsevier eBook collection Mathematics
7
Emerald Business, Management and Economics eBook Collection Archive
7
JSTOR Open Access Books
7
ACS Advances in Chemistry
3
Oxford Handbook Online
3
RSC eBook Collection 1968-2009
2
Springer Protocols Archive 1981-2004
2
Nomos
1