Cita APA

Manser, R. B. (1951). Speech correction on the contract plan (3rd ed.). Prentice Hall.

Citación estilo Chicago

Manser, Ruth B. Speech Correction on the Contract Plan. 3rd ed. New York: Prentice Hall, 1951.

Cita MLA

Manser, Ruth B. Speech Correction on the Contract Plan. 3rd ed. Prentice Hall, 1951.