APA (7e ed.) Bronvermelding

Hutchinson, T. (1991). Hotline: Starter. Student's book. Oxford University Press.

Chicago (17e ed.) Bronvermelding

Hutchinson, Tom. Hotline: Starter. Student's Book. Oxford: Oxford University Press, 1991.

MLA (9e ed.) Bronvermelding

Hutchinson, Tom. Hotline: Starter. Student's Book. Oxford University Press, 1991.