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¬The role and impact of the Internet on library and information services (2001)
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Library resources on the Internet : strategies for selection and use (1992)
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Nicholas, D.: Assessing information needs : tools, techniques and concepts for the Internet age (2000)
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Coffman, S.: Going live : starting and running a virtual reference service (2003)
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Lipow, A.G.: ¬The virtual reference librarian's handbook (2003)
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Pace, A.K.: ¬The ultimate digital library : where the new information players meet (2003)
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