APA (7th ed.) Citation

Held. (1999). Data communications networking devices: Operation, utilization, and LAN and WAN internetworking (4th ed.). John Wiley & Sons.

Chicago Style (17th ed.) Citation

Held. Data Communications Networking Devices: Operation, Utilization, and LAN and WAN Internetworking. 4th ed. Chinchester: John Wiley & Sons, 1999.

MLA (9th ed.) Citation

Held. Data Communications Networking Devices: Operation, Utilization, and LAN and WAN Internetworking. 4th ed. John Wiley & Sons, 1999.

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