Dyfyniad APA

King, C. H., & May, A. J. (1964). A history of civilization (2d ed.). Scribner.

Dyfyniad Arddull Chicago

King, Charles Harold, and Arthur James May. A History of Civilization. 2d ed. New York: Scribner, 1964.

Dyfyniad MLA

King, Charles Harold, and Arthur James May. A History of Civilization. 2d ed. Scribner, 1964.

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