TY - BOOK AU - DeFleur,Melvin L. AU - Dennis,Everette E. TI - Understanding mass communication: a liberal arts perspective SN - 0618128573 AV - P90 .D443 2002 U1 - 302.23 23 PY - 2002/// CY - Boston PB - Houghton Mifflin KW - Mass media N1 - Includes bibliographical references and index ER -