APA (7th ed.) Citation

Caelli, W., Longley, D., & Shain, M. (1991). Information security handbook. Macmillan.

Chicago Style (17th ed.) Citation

Caelli, William, Dennis Longley, and Michael Shain. Information Security Handbook. London [u.a.]: Macmillan, 1991.

MLA (9th ed.) Citation

Caelli, William, et al. Information Security Handbook. Macmillan, 1991.