APA-viite (7. p.)

Soars, L., & Soars, J. (2003). New Headway: Intermediate workbook with key (3rd ed.). Oxford University Press.

Chicago-viite (17. p.)

Soars, Liz, ja John Soars. New Headway: Intermediate Workbook with Key. 3rd ed. Oxford: Oxford University Press, 2003.

MLA-viite (8. p.)

Soars, Liz, ja John Soars. New Headway: Intermediate Workbook with Key. 3rd ed. Oxford University Press, 2003.