APA način citiranja

Soars, L., & Soars, J. (1998). New headway english course: Upper - intermediate student's book. New York: Oxford University Press.

Čikaški stil citiranja

Soars, Liz, i John Soars. New Headway English Course: Upper - Intermediate Student's Book. New York: Oxford University Press, 1998.

MLA način citiranja

Soars, Liz, i John Soars. New Headway English Course: Upper - Intermediate Student's Book. New York: Oxford University Press, 1998.