Cita APA (7a ed.)

Beal, J. C. (2006). Language and region. Routledge.

Cita Chicago Style (17a ed.)

Beal, Joan C. Language and Region. London ; New York: Routledge, 2006.

Cita MLA (9a ed.)

Beal, Joan C. Language and Region. Routledge, 2006.