APA-referens (7:e uppl.)

Liz, McCaul, J., & Soars, J. (2018). New headway: Beginner. workbook with key (Fifth edition.). Oxford University Press.

Chicago-referens (17:e uppl.)

Liz, Jo McCaul, och John Soars. New Headway: Beginner. Workbook with Key. Fifth edition. Oxford: Oxford University Press, 2018.

MLA-referens (9:e uppl.)

Liz, et al. New Headway: Beginner. Workbook with Key. Fifth edition. Oxford University Press, 2018.