APA (7th ed.) Citation

Asimov, I., & Wool, D. (1981). How did we find out about life in the deep sea? Walker Pub. Co..

Chicago Style (17th ed.) Citation

Asimov, Isaac, and David Wool. How Did We Find Out About Life in the Deep Sea? New York: Walker Pub. Co., 1981.

MLA (9th ed.) Citation

Asimov, Isaac, and David Wool. How Did We Find Out About Life in the Deep Sea? Walker Pub. Co., 1981.