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  • × year_i:[1930 TO 1940}
  • × type_ss:"m"
  1. Vorstius, J.: ¬Die Katalogprobleme im Spiegel der ausländischen Fachliteratur seit 1930 (1933) 0.01 
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  2. Wyer, J.A.: Reference work (1930) 0.00 
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  3. Wells, H.G.: World brain (1938) 0.00 
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  4. Bliss, H.E.: ¬The organization of knowledge in libraries and the subject-approach to books (1939) 0.00 
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  5. Brown, J.D.; Stewart, J.D.: Subject classification (1939) 0.00 
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  6. Ranganathan, S.R.: Colon Classification : Pt.1: Rules of classification; Pt.2: Schedules of classification; Pt.3: Index to the schedules (1933) 0.00 
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