APA (7th ed.) Citation

Marks, B. A. (1964). E. E. Cummings. Twayne Publishers.

Chicago Style (17th ed.) Citation

Marks, Barry Alan. E. E. Cummings. New York: Twayne Publishers, 1964.

MLA (9th ed.) Citation

Marks, Barry Alan. E. E. Cummings. Twayne Publishers, 1964.