Cita APA (7a ed.)

Thomas, C. K. (1958). An introduction to the phonetics of American English (2nd ed.). Ronald.

Cita Chicago Style (17a ed.)

Thomas, Charles Kenneth. An Introduction to the Phonetics of American English. 2nd ed. New York: Ronald, 1958.

Cita MLA (9a ed.)

Thomas, Charles Kenneth. An Introduction to the Phonetics of American English. 2nd ed. Ronald, 1958.