Gaya APA

Hamblin, W, K. (1985). The earth's dynamic systems : a texbook in physical geology (4th. ed.). New York: MacMillan Pub. Co..

Gaya MLA

Hamblin, William, Kenneth. "The earth's dynamic systems : a texbook in physical geology". 4th. ed. New York: MacMillan Pub. Co., 1985. Text.