APA (7th ed.) Citation

Grimaldi, J., Dickens, C., & Findlater, R. (1968). Memoirs of Joseph Grimaldi. Stein and Day.

Chicago Style (17th ed.) Citation

Grimaldi, Joseph, Charles Dickens, and Richard Findlater. Memoirs of Joseph Grimaldi. New York: Stein and Day, 1968.

MLA (9th ed.) Citation

Grimaldi, Joseph, et al. Memoirs of Joseph Grimaldi. Stein and Day, 1968.