Cita APA (7a ed.)

Clark, J. E., & Yallop, C. (1991). An introduction to phonetics and phonology. Basil Blackwell.

Cita Chicago Style (17a ed.)

Clark, John Ellery, y Colin Yallop. An Introduction to Phonetics and Phonology. Oxford [etc.]: Basil Blackwell, 1991.

Cita MLA (9a ed.)

Clark, John Ellery, y Colin Yallop. An Introduction to Phonetics and Phonology. Basil Blackwell, 1991.