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New York : Macmillan Library Reference, 1997,
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Crystal, David, 1941-
The Cambridge encyclopedia of language
Cambridge University Press, 1991
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Cambridge encyclopedia of China
New York Cambridge University Press 1991
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Crystal, David, 1941-
The Cambridge encyclopedia of language
Cambridge University Press, 1997
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Crystal, David, 1941-
The Cambridge encyclopedia of language
Cambridge University Press, 1994
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