Lehmann, Winfred P.
Descriptive linguistics : an introduction
Random House, 1976
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Demers, Richard A.
A linguistics workbook / Richard A. Demers, Ann K. Farmer
MIT Press, 1991
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Aitchison, Jean, 1938-
Linguistics
Hodder & Stoughton, 1992
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Linguistics
edited by Archibald A. Hill
Voice of America, 1969
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Linguistics
edited by Anne E. Baker and Kees Hengeveld
Wiley-Blackweell, 2012
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