Cita APA (7th ed.)

Roach, P. J. (2000). English phonetics and phonology: A practical course (3a. ed.). Cambridge University Press.

Cita Chicago (17th ed.)

Roach, Peter John. English Phonetics and Phonology: A Practical Course. 3a. ed. Cambridge: Cambridge University Press, 2000.

Cita MLA (9th ed.)

Roach, Peter John. English Phonetics and Phonology: A Practical Course. 3a. ed. Cambridge University Press, 2000.