Cita APA (7a ed.)

Roach, P. (1983). English phonetics and phonology: Tutor's book. A practical course. University Press.

Cita Chicago Style (17a ed.)

Roach, Peter. English Phonetics and Phonology: Tutor's Book. A Practical Course. Cambridge [etc.]: University Press, 1983.

Cita MLA (9a ed.)

Roach, Peter. English Phonetics and Phonology: Tutor's Book. A Practical Course. University Press, 1983.