Language and linguistics : working papers, number 4
Georgetown University Press, 1972
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Harris, Zellig S.
Papers in structural and transformational linguistics
D. Reidel , 1970
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Languages and linguistics : working papers
Washington : Georgetown University Press
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Linguistics
edited by Archibald A. Hill
Voice of America, 1969
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Aitchison, Jean, 1938-
Linguistics
Hodder & Stoughton, 1992
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