Head, Sydney W. <br/><br/>
Broadcasting in America :  a survey of electronic media / 
by Sydney W. Head, Christopher H. Sterling ; with contributions by Susan Tyler Eastman, Lemuel B. Schofield. 
 - 6th ed. 
 - Boston, Mass. :  Houghton Mifflin,  1990. 
 - xxi, 615 p. : ill. ; 24 cm. 
<br/><br/> Includes bibliographical references (p. 549-578). 
<br/><br/><label>ISBN: </label>0395432537 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Broadcasting--United States.