Dyfyniad APA

Jones, S. B., & Murphy, M. F. (1956). Geography and world affairs. Rand McNally.

Dyfyniad Arddull Chicago

Jones, Stephen B., and Marion Fisher Murphy. Geography and World Affairs. New York: Rand McNally, 1956.

Dyfyniad MLA

Jones, Stephen B., and Marion Fisher Murphy. Geography and World Affairs. Rand McNally, 1956.

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