Dyfyniad APA

Benjamin, H. (2003). CCIE security exam certification guide: CCIE self-study. Indianapolis, IN: Cisco Press.

Dyfyniad Arddull Chicago

Benjamin, Henry. CCIE Security Exam Certification Guide: CCIE Self-study. Indianapolis, IN: Cisco Press, 2003.

Dyfyniad MLA

Benjamin, Henry. CCIE Security Exam Certification Guide: CCIE Self-study. Indianapolis, IN: Cisco Press, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.