APA

Oxenden C., Latham-Koenig C. & Seligson P. (2011). New English File. Pre-Intermediate. Oxford: Oxford University Press.

Chicago

Oxenden C, Latham-Koenig Ch and Seligson P. 2011. New English File. Pre-Intermediate. Oxford: Oxford University Press.

Harvard

Oxenden C., Latham-Koenig C. and Seligson P. (2011). New English File. Pre-Intermediate. Oxford: Oxford University Press.

MLA

Oxenden C, Latham-Koenig Ch and Seligson P. New English File. Pre-Intermediate. Oxford: Oxford University Press. 2011.