Cita APA (7a ed.)
Sapir, E. (1949). Language: An introduction to the study of speech. Harcourt, Brace and Company.
Cita Chicago Style (17a ed.)
Sapir, Edward. Language: An Introduction to the Study of Speech. New York: Harcourt, Brace and Company, 1949.
Cita MLA (9a ed.)
Sapir, Edward. Language: An Introduction to the Study of Speech. Harcourt, Brace and Company, 1949.
警告：这些引文格式不一定是100％准确.