Cita APA

Soars, L., & Soars, J. (1996). New Headway: English course intermediate student book (5a. ed.). Oxford: Oxford University Press.

Citación estilo Chicago

Soars, Liz, and John Soars. New Headway: English Course Intermediate Student Book. 5a. ed. Oxford: Oxford University Press, 1996.

Cita MLA

Soars, Liz, and John Soars. New Headway: English Course Intermediate Student Book. 5a. ed. Oxford: Oxford University Press, 1996.