APA (7th ed.) Citation

Carroll, J. M. (1987). Computer security (2. ed.). Butterworths.

Chicago Style (17th ed.) Citation

Carroll, John Millar. Computer Security. 2. ed. Boston u.a: Butterworths, 1987.

MLA (9th ed.) Citation

Carroll, John Millar. Computer Security. 2. ed. Butterworths, 1987.