APA Citatie

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

Chicago Style citaat

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

MLA citatie

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