APA (7e ed.) Bronvermelding

Toynbee, A. J., & Somervell, D. (1946). A study of history. Geoffrey Cumberlege, Oxford University Press.

Chicago (17e ed.) Bronvermelding

Toynbee, Arnold J., en D.C Somervell. A Study of History. London: Geoffrey Cumberlege, Oxford University Press, 1946.

MLA (9e ed.) Bronvermelding

Toynbee, Arnold J., en D.C Somervell. A Study of History. Geoffrey Cumberlege, Oxford University Press, 1946.