Gaya APA

Sterling, S, W, H, ;, C, H. (1982). Broadcasting in America: asurvey of television, radio, and new technologies (ed. 4). Boston: Houghton Mifflin Company Boston.

Gaya MLA

Sterling, Sydney, W., Head, ;, Christopher, H.. "Broadcasting in America: asurvey of television, radio, and new technologies". ed. 4 Boston: Houghton Mifflin Company Boston, 1982. Text.