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Pettee, J.: ¬The subject approach to books and the development of the dictionary catalog (1985) 0.00

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Footnote: Original in: Pettee, J.: The history and theory of the alphabetical subject approach to books. New York: Wilson 1946. S.22-25.

Pettee, J.: Public libraries and libraries as purveyors of information (1985) 0.00

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