APA-viite (7. p.)

Hewings, M. (2004). Pronunciation practice activities: A resource book for teaching English pronunciation (1a. ed.). Cambridge University Press.

Chicago-viite (17. p.)

Hewings, Martin. Pronunciation Practice Activities: A Resource Book for Teaching English Pronunciation. 1a. ed. Cambridge: Cambridge University Press, 2004.

MLA-viite (9. p.)

Hewings, Martin. Pronunciation Practice Activities: A Resource Book for Teaching English Pronunciation. 1a. ed. Cambridge University Press, 2004.