Head, S. W., & Sterling, C. H. (1976). Broadcasting in America: A survey of television and radio (3th ed.). Houghton Mifflin.
Cita Chicago Style (17a ed.)Head, Sydney W., y Christopher H. Sterling. Broadcasting in America: A Survey of Television and Radio. 3th ed. Boston [etc.]: Houghton Mifflin, 1976.
Cita MLA (9a ed.)Head, Sydney W., y Christopher H. Sterling. Broadcasting in America: A Survey of Television and Radio. 3th ed. Houghton Mifflin, 1976.
Precaución: Estas citas no son 100% exactas.