Cita APA (7th ed.)

Romaine, S. (1989). Bilingualism (1a. ed.). Basil Blackwell.

Cita Chicago (17th ed.)

Romaine, Suzanne. Bilingualism. 1a. ed. Oxford: Basil Blackwell, 1989.

Cita MLA (9th ed.)

Romaine, Suzanne. Bilingualism. 1a. ed. Basil Blackwell, 1989.