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Herther, N.K.: How to evaluate reference materials on CD-ROM (1988)
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Large, J.A.: Evaluating online and CD-ROM reference sources (1989)
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Stevens, N.D.: Evaluating reference books in theory and practice (1986)
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Lang, J.: Evaluation of reference sources published or to be published (1986)
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Harter, S.: On-line encyclopedias (1985)
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Sable, M.H.: Reference books and alternative sources : a comparative analysis (1989)
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Guide to reference books : Grundwerk (1986)
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Kister, K.F.: Encyclopedia buying guide : a consumer guide to general encyclopedias in print (1981)
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Purcell, R.: User orientation for the Electronic Encyclopedia (1989)
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Liebscher, P.; Marchionini, G.: Browse and analytical search strategies in a full-text CD-ROM encyclopedia (1988)
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