APA (7th ed.) Citation

Science Service & Cromie, W. J. (1968). Earthquakes. Doubleday.

Chicago Style (17th ed.) Citation

Science Service and William J. Cromie. Earthquakes. Garden City, N.Y.: Doubleday, 1968.

MLA (9th ed.) Citation

Science Service and William J. Cromie. Earthquakes. Doubleday, 1968.