Safari Tech Books Online & Benjamin, H. A. (2003). CCIE security exam certification guide (1st edition.). Cisco.
Cita Chicago Style (17a ed.)Safari Tech Books Online y Henry Author Benjamin. CCIE Security Exam Certification Guide. 1st edition. [Place of publication not identified]: Cisco, 2003.
Cita MLA (9a ed.)Safari Tech Books Online y Henry Author Benjamin. CCIE Security Exam Certification Guide. 1st edition. Cisco, 2003.
Precaución: Estas citas no son 100% exactas.