Cita APA (7th ed.)

Hancock, M. (2003). English pronunciation in use (1a. ed.). Cambridge University.

Cita Chicago (17th ed.)

Hancock, Mark. English Pronunciation in Use. 1a. ed. Cambridge: Cambridge University, 2003.

Cita MLA (9th ed.)

Hancock, Mark. English Pronunciation in Use. 1a. ed. Cambridge University, 2003.