APA (7th ed.) Citation

Twain, M., & Kemble, E. W. (2004). Adventures of Huckleberry Finn. Project Gutenberg.

Chicago Style (17th ed.) Citation

Twain, Mark, and E. W. Kemble. Adventures of Huckleberry Finn. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Twain, Mark, and E. W. Kemble. Adventures of Huckleberry Finn. Project Gutenberg, 2004.

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