Ladikos, Anastasios; South African Society for Greek Philosophy and the Humanities(South African Society for Greek Philosophy and the Humanities, 2003)
Strijdom, Johan (Johannes Matthys); South African Society for Greek Philosophy and the Humanities(South African Society for Greek Philosophy and the Humanities, 2004)
South African Society for Greek Philosophy and the Humanities; Gericke, J.D. (John Daniel)(South African Society for Greek Philosophy and the Humanities, 1999)
South African Society for Greek Philosophy and the Humanities; Evangeliou, Christos(South African Society for Greek Philosophy and the Humanities, 2000)