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Ingwersen, P.; Johansen, T.; Timmermann, P.: User-librarian negotiations and search procedures : a progress report (1980)
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Thun, H.-P.: Workshop 'Information services for industry' (1989)
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Hernon, P.; McClure, C.R.: Library reference service : an unrecognized crisis - a symposium (1987)
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Hernon, P.: Utility measures, not performance measures, for library reference service? (1987)
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Hernon, P.; McClure, C.R.: Unobtrusive reference testing : the 55 percent rule (1986)
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Baader, P.: ¬Der Informationsdienst in Britischen Public Libraries : Entwicklung, Grundlagen und Formen (1982)
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Information brokers and reference services (1989)
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- Reference librarian; no.22
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Hernon, P.; McClure, C.R.: Quality of data issues in unobtrusive testing of library reference service : recommendations and strategies (1987)
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Papendieck, A.: Organisation des Auskunftsdienstes in öffentlichen Bibliotheken (1982)
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- Lehrbriefe Auskunftsdienst; 1) (Dbi-Materialien; 22
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Stevens, N.D.: ¬The importance of the verb in the reference question (1988)
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- Reference librarian. 1988, no.22, S.241-244
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Nawe, J.: How significant is nonverbal communication in the reference interview? : An overview (1989)
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- Maktaba. 11(1989), no.1, S.19-22
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Informationsdienste für Handel und Industrie / Information services for industry : Workshop Hatfield 1989. Arbeitspapiere (1989)
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- Simon, E.; Thun, H.-P.
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Christ, P.: Vom Verwaltungsroboter zum 'Medium'? : der 'offene Computer' in Böblingen (1989)
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