APA (7th ed.) Citation

Davis, C. H., & Rush, J. E. (1979). Guide to information science. Greenwood Press.

Chicago Style (17th ed.) Citation

Davis, Charles Hargis, and James E. Rush. Guide to Information Science. Westport, Conn.: Greenwood Press, 1979.

MLA (9th ed.) Citation

Davis, Charles Hargis, and James E. Rush. Guide to Information Science. Greenwood Press, 1979.