APA (7th ed.) Citation

Twain, M. (1954). The adventures of Huckleberry Finn. Penguin.

Chicago Style (17th ed.) Citation

Twain, Mark. The Adventures of Huckleberry Finn. New York: Penguin, 1954.

MLA (9th ed.) Citation

Twain, Mark. The Adventures of Huckleberry Finn. Penguin, 1954.