APA (7th ed.) Citation

Toynbee, A. J., & Somervell, D. C. (1956). A study of history. Oxford University Press.

Chicago Style (17th ed.) Citation

Toynbee, Arnold Joseph, and D. C. Somervell. A Study of History. London [etc.]: Oxford University Press, 1956.

MLA (9th ed.) Citation

Toynbee, Arnold Joseph, and D. C. Somervell. A Study of History. Oxford University Press, 1956.