APA (7th ed.) Zitazioa

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

Chicago Style (17th ed.) Zitazioa

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

MLA (9th ed.) Zitazioa

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