APA (7th ed.) Citation

Edgar, B. (1997). PC telephony (4th exp. ed.). Flatiron.

Chicago Style (17th ed.) Citation

Edgar, Bob. PC Telephony. 4th exp. ed. New York: Flatiron, 1997.

MLA (9th ed.) Citation

Edgar, Bob. PC Telephony. 4th exp. ed. Flatiron, 1997.

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