http://gen.lib.rus.ec/ (Library Genesis)

http://ebookee.org/

http://it-ebooks.info/

http://en.bookfi.org/

http://avaxhome.ws/ebooks

http://libgen.info/

http://libgen.org/

http://btdigg.org/

http://monoskop.org/log/

https://docs.google.com/document... (A great list of libraries)

http://bookova.com/

AAAAARG.ORG

kat.ph

http://www.gutenberg.org

http://www.tuebl.ca

http://www.e-reading.co.uk/

http://www.moreofit.com/similar-...

Www.freebookspot.com

welcome :: coinread.com

http://www.calvinshub.com/2008/1...

www.scribd.com

englishtips.org

http://bookzz.org/

http://ebook3000.com/