APA (7th ed.) Citation

Clark, G. L. (1960). The Encyclopedia of spectroscopy. Reinhold Pub. Corp.

Chicago Style (17th ed.) Citation

Clark, George L. The Encyclopedia of Spectroscopy. New York: Reinhold Pub. Corp, 1960.

MLA (8th ed.) Citation

Clark, George L. The Encyclopedia of Spectroscopy. Reinhold Pub. Corp, 1960.