Collection
JSTOR Open Access Books
58
Springer Book Archives -2004
42
Springer eBooks 2005-
31
National Center for Biotechnology Information
8
O'Reilly
5
Springer Lecture Notes Archiv 1964-1996
3
Emerald Business, Management and Economics eBook Collection Archive
2
Lecture Notes in Computer Science
2
MIT Press eBook Archive
2
OECD Books and Papers
2
ACS Symposium Series
1
Elsevier ScienceDirect eBooks
1