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

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...

Zotero is a powerful, easy-to-use research tool that helps you gather, organize, and analyze sources and then share the results of your research.

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.

Forvo: the largest word pronunciation dictionary in the world, now with translations. All the words in all the languages pronounced by native speakers

Free shipping on French, German, Italian and Spanish book titles from around the world. Largest selection of foreign books in North America!

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.

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

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

Prezi is the zooming presentation editor

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 ...