APA (7th ed.) Citation

Grebstein, S. N. (1962). Sinclair Lewis. Twayne Publishers.

Chicago Style (17th ed.) Citation

Grebstein, Sheldon Norman. Sinclair Lewis. Boston: Twayne Publishers, 1962.

MLA (9th ed.) Citation

Grebstein, Sheldon Norman. Sinclair Lewis. Twayne Publishers, 1962.