1.
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Austin, [Texas] : University of Texas Press, 1977. ©1977
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2.
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Garden City, N. Y., Doubleday, 1966.
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3.
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Detroit, Mich. : Gale Research Co., c1987.
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4.
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Carbondale, Southern Illinois University Press [1973, c1961]
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5.
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New York, Seabury Press [1974, c1973]
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6.
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[New York] Herder and Herder, c1971.
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