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Hutchins, M.: Introduction to reference work (1944)
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Ranganathan, S.R.: Reference service (1961)
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Grogan, D.: More case studies in reference work (1972)
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Levinson, R.W.: Information and referral networks : doorways to human services (1988)
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Snyder, H.; Davenport, E.: Costing and pricing in the digital age : a practical guide for information services (1997)
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Brittain, J.M.: Information and its users : a review with special reference to the social sciences (1970)
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Childers, T.A.; Crowley, T.: Information service in public libraries : two studies (1971)
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Murfin, M.E.; Wynar, L.R.: Reference service : an annotated bibliographic guide (1977)
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Standards for public libraries (1977)
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Rothstein, S.: ¬The development of reference services through academic traditions, public library practice and special librarianship (1955)
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Becker, C.A.: Community information service (1974)
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¬The librarian and reference service (1977)
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Galvin, T.J.: Current problems in reference service (1971)
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Malley, I.: ¬The basics of information skills teaching (1984)
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Jennerich, E.Z.; Jennerich, E.J.: ¬The reference interview as a creative art (1987)
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Rowley, J.: Information marketing (2001)
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Webb, S.; Winterton, J.: Fee-based information services (2003)
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Davies, C.: Finding and knowing : the psychology of digital information use (2003)
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Whitlatch, J.B.: ¬The role of the academic reference librarian (1990)
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Dare, G.A.; Bakewell, K.G.B.: ¬The managers's guide to getting the answers (1983)
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