APA (7th ed.) Citation

Twain, M. (1986). A Connecticut yankee at King Arthur's court (1a. ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Twain, Mark. A Connecticut Yankee at King Arthur's Court. 1a. ed. Londres: Penguin Books, 1986.

MLA (9th ed.) Citation

Twain, Mark. A Connecticut Yankee at King Arthur's Court. 1a. ed. Penguin Books, 1986.