Cita APA (7a ed.)

Fries, C. C. (1940). Américan english grammar (1st edition.). Appleton-Century-Crofts.

Cita Chicago Style (17a ed.)

Fries, Charles Carpenter. Américan English Grammar. 1st edition. New York: Appleton-Century-Crofts, 1940.

Cita MLA (8a ed.)

Fries, Charles Carpenter. Américan English Grammar. 1st edition. Appleton-Century-Crofts, 1940.