APA-referens (7:e uppl.)

Soars, J., & Soars, L. (2009). New Headway: Upper-Intermediate : Student's Book (New Edition.). Oxford University Press.

Chicago-referens (17:e uppl.)

Soars, John, och Liz Soars. New Headway: Upper-Intermediate : Student's Book. New Edition. New York: Oxford University Press, 2009.

MLA-referens (9:e uppl.)

Soars, John, och Liz Soars. New Headway: Upper-Intermediate : Student's Book. New Edition. Oxford University Press, 2009.