AN INTERSUBJECTIVE AND A SOCIAL SYSTEMIC PUBLIC RELATIONS PARADIGM PUBLIC RELATIONS INTERPRETED FROM SYSTEMS THEORY (NIKLAS LUHMANN) IN OPPOSITION TO THE CRITICAL TRADITION (JÜRGEN HABERMAS) Public Relations dissertation University of Roskilde, Denmark - 1996 This dissertation received 1st Prize of the European Public Relations Educational Award by CERP (Comité Européènne des Relations Publiques) 1998