The handbook of language contact
edited by Raymond Hickey
Wiley-Blackwell, 2010
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Weinreich, Uriel
Languages in contact: findings and problems
Mounton, 1974
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Winford, Donald
An Introduction to contact linguistics
Blackwell, 2003
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Heine, Bernd
Language contact and grammatical change
Cambridge University Press, 2005
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Appel, René
Language contact and bilingualism
Amsterdam Academic Archive, 2005
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