Cita APA (7a ed.)

Roach, P. (1999). English Phonetics and Phonology: A practical course (2. ed.). University Press.

Cita Chicago Style (17a ed.)

Roach, Peter. English Phonetics and Phonology: A Practical Course. 2. ed. Cambridge: University Press, 1999.

Cita MLA (8a ed.)

Roach, Peter. English Phonetics and Phonology: A Practical Course. 2. ed. University Press, 1999.