Collection
Eighteenth Century Collections Online / ECCO
67
Music Online Reference
16
Springer eBooks 2005-
12
Directory of Open Access Books
8
JSTOR Open Access Books
5
Springer Book Archives -2004
3
Making of the Modern World
2
O'Reilly
2
Oxford University Press
2
Cambridge Books Online
1
Ethnographic Video Online Vol. 1
1
MIT Press eBook Archive
1
Netlibrary
1
OAPEN
1
Oxford Handbook Online
1