Cita APA (7a ed.)

Ellis, R. (2008). The study of second language acquisition (2nd ed.). Oxford University Press.

Cita Chicago Style (17a ed.)

Ellis, Rod. The Study of Second Language Acquisition. 2nd ed. Oxford [etc.]: Oxford University Press, 2008.

Cita MLA (9a ed.)

Ellis, Rod. The Study of Second Language Acquisition. 2nd ed. Oxford University Press, 2008.