ZIGERELL, James. Instructional Telecommunications - D.R. Hudspeth, R.S. Brey. International Journal of E-Learning & Distance Education / Revue internationale du e-learning et la formation à distance, [S. l.], v. 2, n. 1, p. 92–93, 1987. Disponível em: https://ijede.ca/index.php/jde/article/view/570. Acesso em: 26 nov. 2024.