DEFLEUR, Melvin L. Understanding mass communication / [by] Melvin L.Defleur, Everette E.Dennis - 4th ed. - New Jersey Houghton Mifflin 0 - xiv, 637 p. Includes glossary and index. ISBN: 395472725 Subjects--Topical Terms: Mass media Dewey Class. No.: 302.23 / DEF