Dyfyniad APA

Fagan, B. M. (2004). People of the earth: An introduction to world prehistory (11th ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Fagan, Brian M. People of the Earth: An Introduction to World Prehistory. 11th ed. Upper Saddle River, N.J: Prentice Hall, 2004.

Dyfyniad MLA

Fagan, Brian M. People of the Earth: An Introduction to World Prehistory. 11th ed. Prentice Hall, 2004.

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