APA (7th ed.) Citation

Asimov, I., & Wool, D. (1978). How did we find out about earthquakes? Walker.

Chicago Style (17th ed.) Citation

Asimov, Isaac, and David Wool. How Did We Find Out About Earthquakes? New York: Walker, 1978.

MLA (8th ed.) Citation

Asimov, Isaac, and David Wool. How Did We Find Out About Earthquakes? Walker, 1978.