Millet, John D.
Columbia Univ. Press , 1952
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Millett, John D., author
New York, N.Y. Columbia University Press 1956,
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edited by Mary Irwin
American Council on Education, 1956
Buku Teks
Porterfield, John D.
Voice American Forum Lecture, [date of publication not identified]
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Miller, Leonard S., author
Carnegic Commision on Higher Education, 1975
Buku Teks