APA (7th ed.) Citation

Bush, G. L., & Silvidi, A. A. (1961). The atom: A simplified description. Barnes and Noble.

Chicago Style (17th ed.) Citation

Bush, George L., and Anthony A. Silvidi. The Atom: A Simplified Description. New York: Barnes and Noble, 1961.

MLA (9th ed.) Citation

Bush, George L., and Anthony A. Silvidi. The Atom: A Simplified Description. Barnes and Noble, 1961.