APA (7th ed.) Citation

Heathkit/Zenith Educational Systems Group. (1983). Electronic communications: A step-by-step introduction. Prentice Hall.

Chicago Style (17th ed.) Citation

Heathkit/Zenith Educational Systems Group. Electronic Communications: A Step-by-step Introduction. Englewood Cliffs, NJ: Prentice Hall, 1983.

MLA (9th ed.) Citation

Heathkit/Zenith Educational Systems Group. Electronic Communications: A Step-by-step Introduction. Prentice Hall, 1983.