APA (7th ed.) Citation

Asimov I. (1966). Understanding physics. The new American library.

Chicago Style (17th ed.) Citation

Asimov I. Understanding Physics. New York: The new American library, 1966.

MLA (8th ed.) Citation

Asimov I. Understanding Physics. The new American library, 1966.

Warning: These citations may not always be 100% accurate.