TY - BOOK AU - Voelker,Francis AU - Voelker,Ludmila TI - Mass media: forces in our society SN - 0155551183 AV - P92.U5 V58 1972 U1 - 301.16/1 PY - 1972///] CY - New York PB - Harcourt Brace Jovanovich KW - Mass media KW - United States KW - Addresses, essays, lectures KW - Local N1 - 920522; Includes bibliographies ER -