APA (7th ed.) Citation

O,Connor, W. V. (1962). A key to American literature. Thomas Y. Crowell.

Chicago Style (17th ed.) Citation

O,Connor, William Van. A Key to American Literature. New York: Thomas Y. Crowell, 1962.

MLA (9th ed.) Citation

O,Connor, William Van. A Key to American Literature. Thomas Y. Crowell, 1962.