Höfundur: Pétur GunnarssonÚtgefandi: Óþekktur/UnknownÁr: 1992Flokkur: Greinar eftir höfund Birtist í Educational Media International. The official quarterly journal of the International Council for Educational Media. London: International Council for Educational Media, Vol 8, No 1, 1992, s. 23-25.
