Cita APA (7a ed.)

Oxende, C. (1999). English file. Student book. Oxford University Press.

Cita Chicago Style (17a ed.)

Oxende, Clive. English File. Student Book. New York: Oxford University Press, 1999.

Cita MLA (9a ed.)

Oxende, Clive. English File. Student Book. Oxford University Press, 1999.