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  • × language_ss:"e"
  • × theme_ss:"Geschichte der Klassifikationssysteme"
  • × theme_ss:"International bedeutende Universalklassifikationen"
  1. Dahlberg, I.: Major developments in classification (1977) 5.64 
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  2. Friis-Hansen, J.B.: What Dewey knew (1976) 5.64 
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  3. Dewey, M.: Decimal classification and relativ index : introduction (1985) 5.64 
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