Dyfyniad APA

Will. (1935). The story of civilization. New York: Simon and Schuster.

Dyfyniad Arddull Chicago

Will. The Story of Civilization. New York: Simon and Schuster, 1935.

Dyfyniad MLA

Will. The Story of Civilization. New York: Simon and Schuster, 1935.

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