Bookshops:

• Amazon USA, Germany, Earth's biggest bookstore
• Better World Books, books for a good cause
• Books.com, US online bookstore
• Buecher.de, German online bookstore
• Coop Bookshop, academic and general bookstore
• Internet Book Shop, English online bookstore

Libraries & Encyclopedias:

• Electric Library, 150 newspapers, 800 magazines ...
• German Libraries & Books
• Uni Karlsruhe Library
• Wikibooks, open content text books
• Wikipedia, free Encyclopedia that anyone can edit
• Wikispecies, free Species directory
• Wiktionary, free Dictionary that anyone can edit

Dictionaries:

• AltaVista Translations, English, French, German, Italian ....
• Dictionary in Chemnitz, English, German
• Dictionary in Dresden, English, German (very good)
• Dictionary.com, English Dictionary
• Interactive Terminology for Europe, English, French, Danish, Spanish ...
• Dictionary in München, English, German (very good)
• Linguistic-Funland, links to linguistic ressources
• On-line Dictionaries, links to dictionaries in all languages
• Webster Dictionary,

  Word to :

• Your Dictionary, Over 30 multilingual dictionaries