APA (7th ed.) Citation

Soars, J., & Soars, L. (2002). American headway starter: Student book. Oxford University Press.

Chicago Style (17th ed.) Citation

Soars, John, and Liz Soars. American Headway Starter: Student Book. Oxford: Oxford University Press, 2002.

MLA (9th ed.) Citation

Soars, John, and Liz Soars. American Headway Starter: Student Book. Oxford University Press, 2002.