Soars, L., & Soars, J. (1998). New headway English course: Upper-intermediate student's book. New York: Oxford University Press.
Chicago Style CitationSoars, Liz, and John Soars. New Headway English Course: Upper-intermediate Student's Book. New York: Oxford University Press, 1998.
MLA CitationSoars, Liz, and John Soars. New Headway English Course: Upper-intermediate Student's Book. New York: Oxford University Press, 1998.
Warning: These citations may not always be 100% accurate.