Toynbee Arnold Joseph & Caplan, J. (1972). A study of history (New edition.). Oxford University Press.
Chicago-čujuhus (17. p.)Toynbee Arnold Joseph juo Jane Caplan. A Study of History. New edition. London: Oxford University Press, 1972.
MLA-čujuhus (9. p.)Toynbee Arnold Joseph juo Jane Caplan. A Study of History. New edition. Oxford University Press, 1972.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.