Cita APA (7a ed.)

Fries, C. C. (1940). American English grammar: The grammatical structure of present-day American English with especial reference to social differences or class dialects. D. Appleton-Century Company.

Cita Chicago Style (17a ed.)

Fries, Charles Carpenter. American English Grammar: The Grammatical Structure of Present-day American English with Especial Reference to Social Differences or Class Dialects. New York: D. Appleton-Century Company, 1940.

Cita MLA (9a ed.)

Fries, Charles Carpenter. American English Grammar: The Grammatical Structure of Present-day American English with Especial Reference to Social Differences or Class Dialects. D. Appleton-Century Company, 1940.