Search (2 results, page 1 of 1)

  • × year_i:[1970 TO 1980}
  • × theme_ss:"Geschichte der Klassifikationssysteme"
  1. Wellisch, H.H.: Organisatorische Neuordnung des DK-Systems (1971) 0.02 
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    Source
    Nachrichten für Dokumentation. 22(1971), S.55-63
  2. Kedrov, B. M.: Klassifizierung der Wissenschaften (1975-75) 0.01 
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    Date
    21. 4.2007 19:27:14

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