Cita APA

Ladefoged, P., & Ladefoged, P. (1993). A course in phonetics (3. edition.). Fort Worth, Tex.: Harcourt Brace College.

Citación estilo Chicago

Ladefoged, Peter, y Peter Ladefoged. A Course in Phonetics. 3. edition. Fort Worth, Tex.: Harcourt Brace College, 1993.

Cita MLA

Ladefoged, Peter, y Peter Ladefoged. A Course in Phonetics. 3. edition. Fort Worth, Tex.: Harcourt Brace College, 1993.

Precaución: Estas citas no son 100% exactas.