Cita APA (7th ed.)

Berry, C. (1991). Voice and the actor (1st Collier Books ed.). Collier Books.

Cita Chicago (17th ed.)

Berry, Cicely. Voice and the Actor. 1st Collier Books ed. New York: Collier Books, 1991.

Cita MLA (9th ed.)

Berry, Cicely. Voice and the Actor. 1st Collier Books ed. Collier Books, 1991.