Ladikos, Anastasios; South African Society for Greek Philosophy and the Humanities(South African Society for Greek Philosophy and the Humanities, 2006)
South African Society for Greek Philosophy and the Humanities; Evangeliou, Christos(South African Society for Greek Philosophy and the Humanities, 1999)
Ladikos, Anastasios; South African Society for Greek Philosophy and the Humanities(South African Society for Greek Philosophy and the Humanities, 2005)
Zistakis, Alexandar H.; South African Society for Greek Philosophy and the Humanities(South African Society for Greek Philosophy and the Humanities, 2006)