A study of history

MLA

Toynbee, Arnold, and D. C Somervell. A Study of History. [First American ed.] New York: Oxford University Press, 1947.

APA

Toynbee, A., & Somervell, D. C. (1947). A study of history. [First American ed.] New York: Oxford University Press.

Chicago

Toynbee, Arnold, and D. C Somervell. A Study of History. [First American ed.] New York: Oxford University Press, 1947.