Não informado. (1985). TechTrends. Association for Educational Communications and Technology.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. TechTrends. Washington: Association for Educational Communications and Technology, 1985.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. TechTrends. Association for Educational Communications and Technology, 1985.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.