Cita APA (7a ed.)

Hedde, W. G., & Brigance, W. N. (1955). American speech (4th.ed.). J.B. Lippincott Company.

Cita Chicago Style (17a ed.)

Hedde, Wilhelmina G., y William Norwood Brigance. American Speech. 4th.ed. Chicago: J.B. Lippincott Company, 1955.

Cita MLA (8a ed.)

Hedde, Wilhelmina G., y William Norwood Brigance. American Speech. 4th.ed. J.B. Lippincott Company, 1955.