APA Citation

Held, G. (2002). Understanding data communications (7th ed.). Boston: Addison-Wesley.

Chicago Style Citation

Held, Gilbert. Understanding Data Communications. 7th ed. Boston: Addison-Wesley, 2002.

MLA Citation

Held, Gilbert. Understanding Data Communications. 7th ed. Boston: Addison-Wesley, 2002.

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