APA (7th ed.) Citation

Gerber, J. C. (1988). Mark Twain. Twayne Publishers.

Chicago Style (17th ed.) Citation

Gerber, John C. Mark Twain. Boston: Twayne Publishers, 1988.

MLA (9th ed.) Citation

Gerber, John C. Mark Twain. Twayne Publishers, 1988.

Warning: These citations may not always be 100% accurate.