TY - BOOK AU - Bradac, James J. (ed.) TI - Message effects in communication science SN - 0803931477 U1 - 302.23 PY - 1989/// CY - California PB - Sage Publications Inc. KW - communication KW - effects KW - goals KW - mass media KW - message KW - prospects KW - research KW - retrospect KW - television commercials KW - theory ER -