திறந்த அணுகல் மின்புத்தகங்கள் – Open Access Books
-
Digital Library of India
1 -
Directory of Open Access Books: DOAB
-
e-Book Engineering Core (EBSCO)
-
E-Books Directory
3 -
EOLSS - Encyclopedia Life Support Systems (UNESCO)
-
GALILEO Open Learning Materials
1 -
HathiTrust Digital Library
-
Internet Archive
-
McGraw Hill Access Engineering
2 -
MERLOT
-
Million books project
-
OAPEN
-
Project Gutenberg
-
Teaching Commons Open Educational Resources
-
The National Academies Press
-
UC Press E-Books Collection, 1982-2004
-
University Press ebooks, Purdue University
1 -
World eBook Library
1