Cita APA

Clark, G. L., & Hawley,George L. (1966). The encyclopedia of chemistry (2. ed.). New York: Reinhold Publishing.

Citación estilo Chicago

Clark, George L., and Hawley,George L. The Encyclopedia of Chemistry. 2. ed. New York: Reinhold Publishing, 1966.

Cita MLA

Clark, George L., and Hawley,George L. The Encyclopedia of Chemistry. 2. ed. New York: Reinhold Publishing, 1966.