Παραπομπή APA
Walker, K. M., & Cavanaugh, L. C. (1998). Computer security policies and SunScreen firewalls. Palo Alto: Sun Microsystems Press.
Παραπομπή Chicago StyleWalker, Kathryn M., and Linda Croswhite Cavanaugh. Computer Security Policies and SunScreen Firewalls. Palo Alto: Sun Microsystems Press, 1998.
Παραπομπή MLAWalker, Kathryn M., and Linda Croswhite Cavanaugh. Computer Security Policies and SunScreen Firewalls. Palo Alto: Sun Microsystems Press, 1998.
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