Dyfyniad APA

Murphey, R. (1978). An introduction to geography (4th ed.). Rand McNally.

Dyfyniad Arddull Chicago

Murphey, Rhoads. An Introduction to Geography. 4th ed. Chicago: Rand McNally, 1978.

Dyfyniad MLA

Murphey, Rhoads. An Introduction to Geography. 4th ed. Rand McNally, 1978.

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