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Schirp, A.: Lehrbücher für den Informationsdienst : ein Vergleich von 'Davison', 'Katz' (4. Aufl.) und 'Lehrbriefe für den Auskunftsdienst' (1986)
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Barteldrees, H.: Lehrbücher für den Informationsdienst : ein Vergleich von 'Davison', 'Katz' (4. Aufl.) und 'Lehrbriefe für den Auskunftsdienst' (1986)
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Balducci, M.: Lehrbücher für den Informationsdienst : ein Vergleich von 'Davison', 'Katz' (4. Aufl.) und 'Lehrbriefe für den Auskunftsdienst' (1986)
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Dewey, M.: Dewey Decimal Classification and relative index (2003)
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Walther, R.: In vierundzwanzig Bänden um die Welt : Die Neuauflage des 'Großen Brockhaus': wie die Enzyklopädie das Wissen der Gegenwart inventarisiert (1996)
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