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Blake, N.: Enquiry statistics : an analysis of enquiries asked at selected public and special libraries in the UK (1995)
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Cortez, E.; Rice, R.: ¬An investigation into the role of public libraries with online reference service (1994)
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Smith, J.M.; Templeton, E.-J.: ¬A comparison of the range and value of use of Internet with traditional reference sources in Scottish public libraries (1999)
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Sapiie, J.; Hopkins, A.: Developing an Internet reference guide (1998)
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Moore, B.J.: From reference class to reference desk : one year later (1998)
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