APA (7th ed.) Citation

Sommerlad, E. L. (1978). National communication systems: Some policy issues and options (Second impression.). Unesco ; distributed in the U.S. by Unesco Publications Center.

Chicago Style (17th ed.) Citation

Sommerlad, Ernest Lloyd. National Communication Systems: Some Policy Issues and Options. Second impression. Paris : New York: Unesco ; distributed in the U.S. by Unesco Publications Center, 1978.

MLA (8th ed.) Citation

Sommerlad, Ernest Lloyd. National Communication Systems: Some Policy Issues and Options. Second impression. Unesco ; distributed in the U.S. by Unesco Publications Center, 1978.

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