Toynbee, A. (1948). A study of history. New York: Oxford University Press.
Trích dẫn kiểu ChicagoToynbee, Arnold. A Study of History. New York: Oxford University Press, 1948.
Deismireacht MLAToynbee, Arnold. A Study of History. New York: Oxford University Press, 1948.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.