Cita APA (7a ed.)

Oxenden C. Clive & Latham-Koenig C. Christina. (2008). New English File. Upper-Intermediate: Teacher's Book. New York, Oxford University Press, 2008.

Cita Chicago Style (17a ed.)

Oxenden C. Clive y Latham-Koenig C. Christina. New English File. Upper-Intermediate: Teacher's Book. New York, Oxford University Press, 2008, 2008.

Cita MLA (9a ed.)

Oxenden C. Clive y Latham-Koenig C. Christina. New English File. Upper-Intermediate: Teacher's Book. New York, Oxford University Press, 2008, 2008.