APA (7th ed.) Citation

Soars L. Liz, Soars J. John, & Falla T. Tim. (2010). New Headway Advanced: Workbook with key. New York, Oxford University Press, 2010.

Chicago Style (17th ed.) Citation

Soars L. Liz, Soars J. John, and Falla T. Tim. New Headway Advanced: Workbook with Key. New York, Oxford University Press, 2010, 2010.

MLA (9th ed.) Citation

Soars L. Liz, et al. New Headway Advanced: Workbook with Key. New York, Oxford University Press, 2010, 2010.