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Samurin, E.I.: Geschichte der bibliothekarisch-bibliographischen Klassifikation (1977)
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- Geschichte der Klassifikationssysteme
Geschichte der Sacherschließung
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Kedrov, B. M.: Klassifizierung der Wissenschaften (1975-75)
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- Geschichte der Klassifikationssysteme
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Comaroni, J.P.: ¬The eighteen editions of the Dewey Decimal Classification (1976)
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- Geschichte der Klassifikationssysteme
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Maltby, A.: Sayers' manual of classification for librarians (1978)
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- Geschichte der Klassifikationssysteme