Baran, Stanley J. Mass communication theory : foundations, ferment, and future / Stanley J. Baran and Dennis K. Davis - 4th ed. - Australia : Thomson, 2006. - xix, 412 p. : ill. ; 24 cm. Included Index. ISBN: 8131501922 Subjects--Topical Terms: Mass media -- Philosophy. Dewey Class. No.: 302.2 BAM