Citazione Stile APA (7a Edizione)

Ellis, R. (2015). The study of second language acquisition (2a. ed.). Oxford University Press.

Citazione stile Chigago Style (17a edizione)

Ellis, Rod. The Study of Second Language Acquisition. 2a. ed. Oxford: Oxford University Press, 2015.

Citatione MLA (9a ed.)

Ellis, Rod. The Study of Second Language Acquisition. 2a. ed. Oxford University Press, 2015.