Hucaby, D. Cisco CCNP Switching Exam Certification Guide: The Official Study Guide for CCNP and CCDP Switching Exam #640-504. Cisco Press.
Chicago Style (17th ed.) CitationHucaby, David. Cisco CCNP Switching Exam Certification Guide: The Official Study Guide for CCNP and CCDP Switching Exam #640-504. Cisco Press.
MLA (8th ed.) CitationHucaby, David. Cisco CCNP Switching Exam Certification Guide: The Official Study Guide for CCNP and CCDP Switching Exam #640-504. Cisco Press.
Warning: These citations may not always be 100% accurate.