APA (7th ed.) Citation

Soars L. Liz & Soars J. John. (2005). New Headway. Upper-Intermediate: Student's Workbook CD. New York, Oxford University Press, 2005.

Chicago Style (17th ed.) Citation

Soars L. Liz and Soars J. John. New Headway. Upper-Intermediate: Student's Workbook CD. New York, Oxford University Press, 2005, 2005.

MLA (9th ed.) Citation

Soars L. Liz and Soars J. John. New Headway. Upper-Intermediate: Student's Workbook CD. New York, Oxford University Press, 2005, 2005.