Tohutoro APA (7th ed.)

Leet, L. D., & Judson, S. (1958). Physical geology (2nd ed.). Prentice Hall.

Tohutoru Kātū Chicago (17th ed.)

Leet, L. Don, me Sheldon Judson. Physical Geology. 2nd ed. New Jersey: Prentice Hall, 1958.

Tohutoro MLA (9th ed.)

Leet, L. Don, me Sheldon Judson. Physical Geology. 2nd ed. Prentice Hall, 1958.