APA (7th ed.) Citation

Sapir, E. (2004). Language: An introduction to the study of speech. Dover Publications.

Chicago Style (17th ed.) Citation

Sapir, Edward. Language: An Introduction to the Study of Speech. Dover Publications, 2004.

MLA (9th ed.) Citation

Sapir, Edward. Language: An Introduction to the Study of Speech. Dover Publications, 2004.

Warning: These citations may not always be 100% accurate.