edX | edx.org
Discover thousands of offerings — from free courses to full degrees — delivered by world-class partners like Harvard, Google, Amazon and more.
Free and liberated ebooks, carefully produced for the true book lover. Download free ebooks with professional-quality formatting and typography, in formats compatible with your ereader.
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FreeComputerBooks | freecomputerbooks.com
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tailieutuhoc.com, Digital Library
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DownMagaz | downmagaz.net
Its free pdf magazines community, where dear users can familiarize and more to know about world magazines.
