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Jonzeck, M.: ¬Die Aktivierung, Verbesserung und Neuorientierung der Informationstätigkeit der allgemeinen öffentlichen Bibliotheken (1965)
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- Bibliothekar. 19(1965), S.15-22
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Schiller, A.R.: Reference service - instruction or information (1965)
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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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Ranganathan, S.R.: Reference service (1961)
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Current trends in reference services (1964)
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Crum, N.J.: ¬The librarian-customer relationship (1969)
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Rothstein, S.: ¬The measurement and evaluation of reference service (1964)
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Clements, D.W.G.: Use made of public reference libraries (1967)
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Reference services (1964)
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Galvin, T.J.: ¬The case technique in education for reference service (1963)
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Galvin, T.J.: Teaching reference with case studies : an interim report (1965)
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Taylor, R.S.: Question negotiation and information seeking in libraries (1968)
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