Cita APA (7a ed.)

Soars, L., & Soars, J. (2003). New headway. Oxford University Press.

Cita Chicago Style (17a ed.)

Soars, Liz, y John Soars. New Headway. Oxford: Oxford University Press, 2003.

Cita MLA (8a ed.)

Soars, Liz, y John Soars. New Headway. Oxford University Press, 2003.