Dyfyniad APA

Craig, A. M. (1997). The Heritage of world civilizations (4th ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Craig, Albert M. The Heritage of World Civilizations. 4th ed. Upper Saddle River, N.J: Prentice Hall, 1997.

Dyfyniad MLA

Craig, Albert M. The Heritage of World Civilizations. 4th ed. Prentice Hall, 1997.

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