APA (7th ed.) Citation

Walpole, H., Beckford, W., Bleiler, E. F., Byron, G. G. B. B., & Polidori, J. W. (1966). The castle of Otranto. Dover Publications.

Chicago Style (17th ed.) Citation

Walpole, Horace, William Beckford, Everett Franklin Bleiler, George Gordon Byron Baron Byron, and John William Polidori. The Castle of Otranto. New York: Dover Publications, 1966.

MLA (9th ed.) Citation

Walpole, Horace, et al. The Castle of Otranto. Dover Publications, 1966.