APA (7th ed.) Citation

Soars L. Liz & Soars J. John. (2000). New Headway English Course. Upper-Intermediate: Student's Book. New York, Oxford University Press, 2000.

Chicago Style (17th ed.) Citation

Soars L. Liz and Soars J. John. New Headway English Course. Upper-Intermediate: Student's Book. New York, Oxford University Press, 2000, 2000.

MLA (9th ed.) Citation

Soars L. Liz and Soars J. John. New Headway English Course. Upper-Intermediate: Student's Book. New York, Oxford University Press, 2000, 2000.