APA (7th ed.) Citation

Toynbee, A. (1969). Some problems of Greek history. Oxford University Press.

Chicago Style (17th ed.) Citation

Toynbee, Arnold. Some Problems of Greek History. London, New York: Oxford University Press, 1969.

MLA (9th ed.) Citation

Toynbee, Arnold. Some Problems of Greek History. Oxford University Press, 1969.