Whetmore, Edward Jay. Mediamerica : form, content, and consequence of mass communication / Edward Jay Whetmore. - Updated 3rd ed. - Belmont, Calif. : Wadsworth Pub. Co., c1987. - xix, 374 p. : ill. - Wadsworth series in mass communication . ISBN: 0534068049 (pbk.) LCCN: 91016115 Subjects--Topical Terms: Mass media--United States. Subjects--Geographic Terms: Popular culture--United States