Cita APA

Oxenden, C., Seligson, P., & Foley, M. (2001). English file workbook 1. Oxford: Oxford University Press.

Citación estilo Chicago

Oxenden, Clive, Paul Seligson, and Mark Foley. English File Workbook 1. Oxford: Oxford University Press, 2001.

Cita MLA

Oxenden, Clive, Paul Seligson, and Mark Foley. English File Workbook 1. Oxford: Oxford University Press, 2001.