APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Oxenden C. Clive and Latham-Koenig C. Christina. New English File. Upper-Intermediate: Woorkbook. New York, Oxford University Press, 2008, 2008.

MLA (9th ed.) Citation

Oxenden C. Clive and Latham-Koenig C. Christina. New English File. Upper-Intermediate: Woorkbook. New York, Oxford University Press, 2008, 2008.