APA (7th ed.) Citation

Roddy, D., & Coolen, J. (1977). Electronic communications. Reston Publ. Co.

Chicago Style (17th ed.) Citation

Roddy, Dennis, and John Coolen. Electronic Communications. Reston, Va: Reston Publ. Co, 1977.

MLA (9th ed.) Citation

Roddy, Dennis, and John Coolen. Electronic Communications. Reston Publ. Co, 1977.

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