Dyfyniad APA

Hamblin, K. W. (1982). The Earth's Dynamic systems (3rd.ed.). Burgees.

Dyfyniad Arddull Chicago

Hamblin, Kenneth W. The Earth's Dynamic Systems. 3rd.ed. Minneapolis: Burgees, 1982.

Dyfyniad MLA

Hamblin, Kenneth W. The Earth's Dynamic Systems. 3rd.ed. Burgees, 1982.

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