Baran, Stanley J Mass communication theory : foundations, ferment, and future / Stanley J. Baran, Dennis K. Davis - 4th ed - Belmont, CA : Thomson/Wadsworth, c2006 - xix, 412 p. : ill. ; 24 cm - Wadsworth series in mass communication and journalism . ISBN: 0534637973 (pbk.) LCCN: 2005920354 Subjects--Topical Terms: Mass media--Philosophy LC Class. No.: P90 / .B285 2006 302.2 / .B285 2006 Dewey Class. No.: 302.23/01