APA (7th ed.) Citation

Soars, J. J., & Soars, L. L. (2012). New headway: Pre-intermediate student's book (4th ed.). Oxford University press.

Chicago Style (17th ed.) Citation

Soars, J. John, and L. Liz Soars. New Headway: Pre-intermediate Student's Book. 4th ed. Oxford: Oxford University press, 2012.

MLA (8th ed.) Citation

Soars, J. John, and L. Liz Soars. New Headway: Pre-intermediate Student's Book. 4th ed. Oxford University press, 2012.