APA (7th ed.) Citation

Leffler, J. E. (1993). An introduction to free radicals. Wiley.

Chicago Style (17th ed.) Citation

Leffler, John E. An Introduction to Free Radicals. New York: Wiley, 1993.

MLA (9th ed.) Citation

Leffler, John E. An Introduction to Free Radicals. Wiley, 1993.