APA (7th ed.) Citation

Smith, N. B., Courtis, S. A., & Thomson, R. (1927). Dictionary. World Book Company.

Chicago Style (17th ed.) Citation

Smith, Nila Banton, Stuart A. Courtis, and Rodney Thomson. Dictionary. Yonkers-on-Hudson, New York, Chicago: World Book Company, 1927.

MLA (8th ed.) Citation

Smith, Nila Banton, et al. Dictionary. World Book Company, 1927.