Toynbee Arnold Joseph & Caplan, J. (1972). A study of history (New edition.). Oxford University Press.
Cita Chicago (17th ed.)Toynbee Arnold Joseph i Jane Caplan. A Study of History. New edition. London: Oxford University Press, 1972.
Cita MLA (9th ed.)Toynbee Arnold Joseph i Jane Caplan. A Study of History. New edition. Oxford University Press, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.