APA Citation

Held, G. (1999). Understanding data communications (6th ed.). Indianapolis, Indiana: New Riders.

Chicago Style Citation

Held, Gilbert. Understanding Data Communications. 6th ed. Indianapolis, Indiana: New Riders, 1999.

MLA Citation

Held, Gilbert. Understanding Data Communications. 6th ed. Indianapolis, Indiana: New Riders, 1999.

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