Cita APA

Clarey, M. E., & Dixson, R. J. (1963). Pronunciation exercises in english. New York: Regents Publishing.

Citación estilo Chicago

Clarey, M. Elizabeth, y Robert J. Dixson. Pronunciation Exercises in English. New York: Regents Publishing, 1963.

Cita MLA

Clarey, M. Elizabeth, y Robert J. Dixson. Pronunciation Exercises in English. New York: Regents Publishing, 1963.