Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

Carroll, John M. Computer Security. 2nd ed. Boston: Butterworths, 1987.

Cita MLA (8a ed.)

Carroll, John M. Computer Security. 2nd ed. Butterworths, 1987.