Cita APA (7a ed.)
Oxenden, C., & Latham-Koenig, C. (2008). American English File: Class Audio CDs. Oxford University Press.
Cita Chicago Style (17a ed.)
Oxenden, Clive, y Christina Latham-Koenig. American English File: Class Audio CDs. New York: Oxford University Press, 2008.
Cita MLA (9a ed.)
Oxenden, Clive, y Christina Latham-Koenig. American English File: Class Audio CDs. Oxford University Press, 2008.
Precaución: Estas citas no son 100% exactas.