APA (7th ed.) Citation

Soars J. John & Soars L. Liz. (2001). Headway; Advanced: Student's Book. New York, Oxford University Press, 2001.

Chicago Style (17th ed.) Citation

Soars J. John and Soars L. Liz. Headway; Advanced: Student's Book. New York, Oxford University Press, 2001, 2001.

MLA (9th ed.) Citation

Soars J. John and Soars L. Liz. Headway; Advanced: Student's Book. New York, Oxford University Press, 2001, 2001.