compiled by Badala Tachilisa Balule, Kaitira Kandjii ; edited by Raymond LouwMedia Institute of Southern Africa : United Nations Educational, Scientific and Cultural Organisation, Regional Officec2004
compilado y redactado por Ellen J. Barclay ; en colaboracion con Susan Van der VyncktDivision of Science, Technical and Vocational Education, United Nations Educational, Scientific, and Cultural Organisation1984
Susan Van der Vynckt, Ellen BarclayDivision of Science, Technical and Vocational Education, United Nations Educational, Scientific, and Cultural Organisation1984
compiled and edited by Ellen J.Barclay in collaboration with Susan Van der VyncDivision of Science, Technical and Vocational Education, United Nations Educational, Scientific, and Cultural Organisation1984
by Francis Bolen ; in collaboration with the International Art Film Federation and Denis FormanUnited Nations Educational, Scientific and Cultural Organisation1953