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Filo, D.; Yang, J.: Yahoo! unplugged : Your discovery guide to the Web (1995)
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Cooke, A.: ¬A guide to finding quality information on the Internet : selection and evaluation strategies (1999)
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Cheong, F.C.: Internet agents : spiders, wanderers, brokers, and bots (1996)
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Burke, J.: IntroNet : a beginner's guide to searching the Internet (1999)
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Maze, S.; Moxley, D.; Smith, D.J.: Authoritative guide to Web search engines (1997)
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Seltzer, R.; Ray, D.S.; Ray, E.J.: ¬The AltaVista search revolution : how to find anything on the Internet (1997)
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