"McGraw-Hill Book Company. College Division." . . "Radio Estados Unidos." . . "Films for the Humanities & Sciences (Firm)" . . . . . . . "Sumario: Perfila el show de conversación de radio \"Talk of the nation\" y examina las redes satelitales de radio. Señala cómo la industria abastece a sus audiencias y discute aspectos del negocio de la radio tales como publicidad, programación estratégica y servicios de rating."@es . . . . . . . . . . . . . . . . . . . . . . "Radio industry changes as other new mass communication developed. New technology and new programmes of broadcasting are introduced so as to attract more audiences." . . "The Radio industry"@en . . . . . . "An in-depth exploration by industry insiders of the business side of public and commercial radio broadcasting."@en . "An in-depth exploration by industry insiders of the business side of public and commercial radio broadcasting." . . . . . . . . "Radio industry"@es . . "Radio industry" . . "Radio industry"@en . . . . .