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Pettee, J.: Subject headings: the history and theory of the alphabetical subject approach to books (1946) 0.01

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Theme: Geschichte des Schlagwortkataloges

Haykin, D.J.: Subject headings : fundamental concepts (1985) 0.00

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Footnote: Nachdruck des Originalartikels mit Kommentierung durch die Herausgeber
Theme: Geschichte des Schlagwortkataloges

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