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Bunge, C.A.: Planning, goals, and objectives for the reference department (1984)
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Bunge, C.A.: Potential and reality at the reference desk : reflections on a "return on the field" (1986)
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Bunge, C.A.: Responsive reference service (1994)
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Bunge, C.A.: CD-ROM stress (1991)
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Bunge, C.A.: Evaluating reference services and reference personnel : questions and answers from the literature (1994)
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Numminen, P.; Vakkari, P.: Question types in public libraries' digital reference service in Finland : comparing 1999 and 2006 (2009)
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Caplan, P.; Guenther, R.: Metadata for Internet resources : the Dublin Core Metadata Elements Set and its mapping to USMARC (1996)
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Smith, D.E.: Reference expert systems : humanizing depersonalized service (1989)
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Havener, W.M.: Answering ready reference questions : print versus online (1990)
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