Dyfyniad APA

Harrison, J. B. (1971). A short history of western civilization (3rd ed.). Alfred A. Knopf.

Dyfyniad Arddull Chicago

Harrison, John B. A Short History of Western Civilization. 3rd ed. New York: Alfred A. Knopf, 1971.

Dyfyniad MLA

Harrison, John B. A Short History of Western Civilization. 3rd ed. Alfred A. Knopf, 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.