APA (7th ed.) Citation

Cisco Systems, I. (1999). Cisco IOS 12.0 Switching Services (1st edition.). Cisco Press.

Chicago Style (17th ed.) Citation

Cisco Systems, Inc. Cisco IOS 12.0 Switching Services. 1st edition. Cisco Press, 1999.

MLA (9th ed.) Citation

Cisco Systems, Inc. Cisco IOS 12.0 Switching Services. 1st edition. Cisco Press, 1999.

Warning: These citations may not always be 100% accurate.