Roddy, D. (1997). Electronic communications (4.). Prentice Hall of India.
Chicago Edition CitationRoddy, Dennis. Electronic Communications. 4. New Delhi: Prentice Hall of India, 1997.
MLA Edition CitationRoddy, Dennis. Electronic Communications. 4. Prentice Hall of India, 1997.
Warning: These citations may not always be 100% accurate.