Weinreich, Uriel
Languages in contact: findings and problems
Mounton, 1974
 Buku Teks SO
Trudgill, Peter
Investigations in sociohistorical linguistics : stories of colonisation and contact
Cambridge University Press, 2010
 eBooks
Appel, René
Language contact and bilingualism
Amsterdam Academic Archive, 2005
 Buku Teks SO
The handbook of language contact
edited by Raymond Hickey
Wiley-Blackwell, 2010
 Buku Teks SO
Drinka, Bridget, 1951-.
Language contact in Europe : the periphrastic perfect through history
Cambridge University Press, 2017
 Buku Teks SO