Cita APA (7th ed.)

Soars, L., & Soars, J. (2003). New Headway: Intermediate student's book (3rd ed.). Oxford University Press.

Cita Chicago (17th ed.)

Soars, Liz, i John Soars. New Headway: Intermediate Student's Book. 3rd ed. Oxford: Oxford University Press, 2003.

Cita MLA (8th ed.)

Soars, Liz, i John Soars. New Headway: Intermediate Student's Book. 3rd ed. Oxford University Press, 2003.