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Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

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See what your friends are reading. Keep track of what you

Academia.edu helps academics follow the latest research.

Twitter is without a doubt the best way to share and discover what is happening right now.

The Library of Congress. The Library of Congress is the nation

Prezi is the zooming presentation editor

Internet Archive is a non-profit digital library offering free universal access to books, movies & music, as well as 150 billion archived web pages.

YouTube is a place to discover, watch, upload and share videos.

Scribd is a social publishing site, where tens of millions of people share original writings and documents. Scribd

AbeBooks is your source for Used, New, Rare and Out of print books. Find classic collectibles, rare signed editions, used textbooks, and inexpensive bestsellers from independent booksellers worldwide.