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LibraryThing catalogs your books online, easily, quickly and for free.

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 ...

The Pope Benedict XVI Forum A public online discussion of Joseph Ratzinger (better known since 2005 as Pope Benedict XVI) and his pontificate, and our Holy Mother the Catholic Church.

Biblio brings together thousands of independent booksellers worldwide to offer you over 50 million used, rare, out-of-print, signed and first edition books and textbooks. Searching is done by author, title, keyword, or isbn number. Search Biblio for ...

Shop for textbooks. Search 200+ online bookstores at once. Compare prices and find coupons for new textbooks, used textbooks, rental textbooks, college textbooks and ebooks.

Find what you want in a library near you with WorldCat, a global catalog of library collections.

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.

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

Good old Wikipedia, great new look

upcitemdb is a upc lookup database where you can find upc numbers along with product information, barcode images, product images, online shopping info and more.

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

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

Academia.edu helps academics follow the latest research.

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 the world.