Search (2 results, page 1 of 1)

  • × language_ss:"e"
  • × theme_ss:"Geschichte der Klassifikationssysteme"
  • × year_i:[1930 TO 1940}
  1. Brown, J.D.; Stewart, J.D.: Subject classification (1939) 0.04 
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  2. Ansteinsson, J.: Dilemmas of classification (1934) 0.02 
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