APA (7th ed.) Citation

Christoph, R. T. (1993). Computer literacy (2nd.ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Christoph, Richard T. Computer Literacy. 2nd.ed. New Jersey: Prentice Hall, 1993.

MLA (9th ed.) Citation

Christoph, Richard T. Computer Literacy. 2nd.ed. Prentice Hall, 1993.