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

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.

Prezi is the zooming presentation editor

PONS.eu - Online dictionary for the languages: German-English, English-German, English-French, French-English, English-Spanish, Spanish-English, English-Polish, Polish-English, English-Russian, Russian-English, English-Italian, Italian-English

Help build the most comprehensive human-reviewed directory of the web

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

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