Cita APA (7a ed.)

Soars, J., & Soars, L. (1996). New headway English course: Intermediate Student's book. Oxford University Press.

Cita Chicago Style (17a ed.)

Soars, John, y Liz Soars. New Headway English Course: Intermediate Student's Book. New York: Oxford University Press, 1996.

Cita MLA (8a ed.)

Soars, John, y Liz Soars. New Headway English Course: Intermediate Student's Book. Oxford University Press, 1996.