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Davinson, D.: Reference service (1979)
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Childers, T.: Information and referral : public libraries (1983)
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Thomas, D.; Hinckley, A.T.; Eisenbach, E.R.: ¬The effective reference librarian (???)
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Shores, L.: Reference as the promotion of free enquiry (1976)
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Information for the community (1976)
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Galvin, T.J.: Problems in reference service (1965)
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Grogan, D.: Case studies in reference work (1967)
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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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