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  • × year_i:[1920 TO 1930}
  1. Diesch, K.: Katalogprobleme und Dezimalklassifikation : eine bibliothekswissenschaftliche Untersuchung und Abwehr (1929) 0.03 
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  2. Boysen, K.: Systematischer oder Schlagwortkatalog (1921) 0.02 
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  3. Jesinger, A.: Kataloge und Aufstellung der Wiener Universitätsbibliothek in ihrer geschichtlichen Entwicklung (1926) 0.01 
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