Languages in contact.

Motives for language change by: Hickey, Raymond (Language materials, printed)

Contact linguistics : bilingual encounters and grammatical outcomes by: Myers-Scotton, Carol (Language materials, printed)

Bilingual speech : a typology of code-mixing by: Muysken, Pieter (Language materials, printed)

Crosslinguistic influence in second language acquisition by: Alonso Alonso, Rosa (Language materials, printed)