Dyfyniad APA
Oliver, R. (1981). Africa since 1800 (3rd ed.). Cambridge.
Dyfyniad Arddull Chicago
Oliver, Roland. Africa Since 1800. 3rd ed. New York: Cambridge, 1981.
Dyfyniad MLA
Oliver, Roland. Africa Since 1800. 3rd ed. Cambridge, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.