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Guide to reference books : Grundwerk (1986)
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Heinrich, G.; Lewe, B.: Materialien zum Aufbau von Informationsbeständen in öffentlichen Bibliotheken (1986)
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Bencken, K.: Auskunftsmittel der allgemeinen Auskunft : Teil A: Allgemeinenzyklopädien (1983)
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Informationsdienst an Öffentlichen Bibliotheken der Bundesrepublik Deutschland (1986)
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Liste der fachlichen Nachschlagewerke zu der 'Standardschlagwortliste (SWL)' (1987)
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