Position	Website	Change	Thumbnail
1	amazon.com - Amazon.com: Online Shopping for Electronics, Apparel, Computers, Books, DVDs & more Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessori...	0
2	worldcat.org - WorldCat.org: The World's Largest Library Catalog Find what you want in a library near you with WorldCat, a global catalog of library collections.	1
3	twitter.com - Twitter Twitter is without a doubt the best way to share and discover what is happening right now.	7
4	openlibrary.org - Welcome to Open Library! (Open Library)	1
5	abebooks.com - AbeBooks Official Site - New & Used Books, New & Used Textbooks, Rare & Out of Print Boo... AbeBooks is your source for Used, New, Rare and Out of print books. Find classic collectibles, rare signed editions, used textbooks, and inexpensive ...	1
6	alibris.com - Alibris: Used Books, Used Textbooks, Rare & Out-of-Print Books Choose from more than 100 million new & used books, used textbooks, and rare, out-of-print books from over 8,000 independent book stores around th...	1
7	upcindex.com - Search over 2.7 million UPC numbers - UPC Index Search over 2.7 million UPC numbers with barcode, associated products, images and shopping guide in our database. Totally free.	0
8	betterworldbooks.com - Buy New / Used Books to Fund Literacy Worldwide at BetterWorldBooks.com Shop over 9 million new and used books with free shipping in the US, $3.97 worldwide. Every purchase funds literacy programs. Bargain prices on new/us...	0
9	philpapers.org - PhilPapers: Online Research in Philosophy An index of current online research in Philosophy. Also contains bibliographies, discussion forums, and advanced research tools for researchers.	0
10	product.half.ebay.com - Half.com: Textbooks , Books , Music , Movies , Games , Video...	0
11	paperbackswap.com - Trade Books for Free with our Online Book Swap - PaperBackSwap.com Trade books for free with our online book swap. We are not just Paperbacks! Find a huge selection of hardbacks, audio books, romance novels and more.	0
12	link.springer.com - Home - Springer Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.	7
13	hofstra.edu - Long Island, New York's Largest Private College - Hofstra University Hofstra University is the largest private college on Long Island, New York, with schools in the Liberal Arts and Sciences, Business, Law, Communicatio...	0

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