Cita APA (7a ed.)

Ellis, R. (1997). Second language acquisition (1st. ed.). Oxford University Press.

Cita Chicago Style (17a ed.)

Ellis, Rod. Second Language Acquisition. 1st. ed. Oxford: Oxford University Press, 1997.

Cita MLA (8a ed.)

Ellis, Rod. Second Language Acquisition. 1st. ed. Oxford University Press, 1997.