Cita APA

Soars, J., & Soars, L. (2013). New headway: Intermediate : student's book (4th ed.). Oxford: Oxford University Press.

Citación estilo Chicago

Soars, John, and Liz Soars. New Headway: Intermediate : Student's Book. 4th ed. Oxford: Oxford University Press, 2013.

Cita MLA

Soars, John, and Liz Soars. New Headway: Intermediate : Student's Book. 4th ed. Oxford: Oxford University Press, 2013.