edited by Manfred Biskup, Vassilis Filias, and Iván Vitányi for the European Coordination Centre for Research and Documentation in Social SciencesAkadémiai Kiadó1987
edited by Manfred Biskup, Vassilis Filias, and Iván Vitányi for the European Coordination Centre for Research and Documentation in Social SciencesAkadémiai Kiadó1984