Thomas, H. (1989). A history of the world. New York: Harper Torchbooks.
Trích dẫn kiểu ChicagoThomas, Hugh. A History of the World. New York: Harper Torchbooks, 1989.
MLA citiranjeThomas, Hugh. A History of the World. New York: Harper Torchbooks, 1989.
Opozorilo: Ti citati niso vedno 100% točni.