Empson, S. (2020). CCNA 200-301 portable command guide (Fifth edition.). Cisco Press.
Chicago Style (17th ed.) CitationEmpson, Scott. CCNA 200-301 Portable Command Guide. Fifth edition. San Jose, CA: Cisco Press, 2020.
MLA (8th ed.) CitationEmpson, Scott. CCNA 200-301 Portable Command Guide. Fifth edition. Cisco Press, 2020.
Warning: These citations may not always be 100% accurate.