APA (7th ed.) Citation

Knapton, E. J., & Derry, T. K. (1966). Europe and the world since 1914. Scribner.

Chicago Style (17th ed.) Citation

Knapton, Ernest John, and T. K. Derry. Europe and the World Since 1914. New York: Scribner, 1966.

MLA (9th ed.) Citation

Knapton, Ernest John, and T. K. Derry. Europe and the World Since 1914. Scribner, 1966.