APA (7th ed.) Citation

Steinke, A. E., & Xavier, R. (1987). Marie Curie and the discovery of radium. Barron's.

Chicago Style (17th ed.) Citation

Steinke, Ann E., and Roger Xavier. Marie Curie and the Discovery of Radium. New York: Barron's, 1987.

MLA (9th ed.) Citation

Steinke, Ann E., and Roger Xavier. Marie Curie and the Discovery of Radium. Barron's, 1987.