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Pettee, J.: Subject headings: the history and theory of the alphabetical subject approach to books (1946)
10.09
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Pettee, J.: ¬The subject approach to books and the development of the dictionary catalog (1985)
10.09
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Pettee, J.: Public libraries and libraries as purveyors of information (1985)
10.09
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Pettee, J.: Fundamental principles of the dictionary catalog (1985)
10.09
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