Cita APA

Sapir, E. (1949). Language: An introduction to the study of speech. New York: Harvest Book.

Citación estilo Chicago

Sapir, Edward. Language: An Introduction to the Study of Speech. New York: Harvest Book, 1949.

Cita MLA

Sapir, Edward. Language: An Introduction to the Study of Speech. New York: Harvest Book, 1949.