APA (7th ed.) Zitazioa

Doughty, C. J., & Long, M. H. (2003). The handbook of second language acquisition (1a. ed.). Blackwell.

Chicago Style (17th ed.) Zitazioa

Doughty, Catherine J., eta Michael H. Long. The Handbook of Second Language Acquisition. 1a. ed. Malden: Blackwell, 2003.

MLA (9th ed.) Zitazioa

Doughty, Catherine J., eta Michael H. Long. The Handbook of Second Language Acquisition. 1a. ed. Blackwell, 2003.