Ross, Catherine Sheldrick
Conducting the reference interview
Neal - Schuman Publishers, Inc., 2002
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The reference interview in archival literature Susan L.Malbin
 Artikel Jurnal
Conflicts in reference services
Edited by Bill Katz
The Haworth Press , 1985
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Reference services expertise
edited by Bill Katz
The Haworth Press , 1993
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Serials and reference services
edited by Robin Kinder; Bill Katz
The Haworth Press, 1990
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