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Featuring 28,000 short articles... http://concise.britannica.com |
Electronic encyclopedia with its own content as well as over 10,000 links to the best reference sites on the Internet... http://www.encyberpedia.com |
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Provides complete text of Encyclopaedia Britannica with search capabilities, related links, and multimedia enhancements. Full text for subscribers only; free trial available... http://www.britannica.com |
for Cambridge University Press and also for Penguin Books. and concise and the an unrivalled reputation for clarity of its information and its inclusiveness... http://encyclopedia.jrank.org |
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Links to on-line Smithsonian resources and answers to frequently asked questions from A to Z... http://www.si.edu |
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"A subset of the content (concise set) is provided for free, the access to the rest of the Hutchinson Encyclopedia requires subscription.".. http://encyclopedia.farlex.com |
On-Line dictionary, Internet encyclopedia, and almanac reference... http://www.infoplease.com |