Swartz, J., & Lammle, T. (2001). CCIE: Cisco certified internetwork expert : study guide. San Francisco: Sybex.
Čikaški stil citiranjaSwartz, John., i Todd Lammle. CCIE: Cisco Certified Internetwork Expert : Study Guide. San Francisco: Sybex, 2001.
MLA način citiranjaSwartz, John., i Todd Lammle. CCIE: Cisco Certified Internetwork Expert : Study Guide. San Francisco: Sybex, 2001.
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