Citazione Stile APA (7a Edizione)

Hewings, M. (1993). Pronunciation Tasks: A course for pre-intermediate students. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Hewings, Martin. Pronunciation Tasks: A Course for Pre-intermediate Students. Cambridge: Cambridge University Press, 1993.

Citatione MLA (9a ed.)

Hewings, Martin. Pronunciation Tasks: A Course for Pre-intermediate Students. Cambridge University Press, 1993.