APA (7th ed.) Citation

Twain, M., Tilton, R. S., & Sanborn, G. (2008). The adventures of Tom Sawyer. Signet Classics.

Chicago Style (17th ed.) Citation

Twain, Mark, Robert S. Tilton, and Geoffrey Sanborn. The Adventures of Tom Sawyer. New York: Signet Classics, 2008.

MLA (9th ed.) Citation

Twain, Mark, et al. The Adventures of Tom Sawyer. Signet Classics, 2008.