APA (7th ed.) Citation

Sinclair, U., & Downs, R. B. (1906). The jungle. Signet Classic.

Chicago Style (17th ed.) Citation

Sinclair, Upton, and Robert Bingham Downs. The Jungle. New York: Signet Classic, 1906.

MLA (9th ed.) Citation

Sinclair, Upton, and Robert Bingham Downs. The Jungle. Signet Classic, 1906.

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