Collection
Cambridge Books Online
73
Oxford University Press
20
Brill Nijhoff E-Books Collections 2009-2014
15
JSTOR Open Access Books
13
Springer Book Archives -2004
11
Springer eBooks 2005-
11
Brill Nijhoff E-Books Collections 2006-2008
9
DeGruyter MPG Collection
3
MIT Press eBook Archive
2
O'Reilly
2
Digi20
1
Oxford Handbook Online
1