APA ציטוט

(2003). CCNA 3 and 4 Companion Guide. Indianapolis, IN: Cisco Press.

Trích dẫn kiểu Chicago

CCNA 3 and 4 Companion Guide. Indianapolis, IN: Cisco Press, 2003.

ציטוט MLA

CCNA 3 and 4 Companion Guide. Indianapolis, IN: Cisco Press, 2003.