APA (7th ed.) Citation

Soars, J., & Soars, L. (2010). New headway: Beginner : workbook with key (3rd ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Soars, John, and Liz Soars. New Headway: Beginner : Workbook with Key. 3rd ed. Oxford: Oxford University Press, 2010.

MLA (9th ed.) Citation

Soars, John, and Liz Soars. New Headway: Beginner : Workbook with Key. 3rd ed. Oxford University Press, 2010.