APA

Gordon R. B., . (1972). Physics of the earth. New York: Holt, Rinehart and Winston.

Chicago

Gordon Robert B, . 1972. Physics of the earth. New York: Holt, Rinehart and Winston.

Harvard

Gordon R. B., . (1972). Physics of the earth. New York: Holt, Rinehart and Winston.

MLA

Gordon Robert B, . Physics of the earth. New York: Holt, Rinehart and Winston. 1972.