LANDSTROM, Margaret. Evaluating Open and Distance Learning. International Journal of E-Learning & Distance Education / Revue internationale du e-learning et la formation à distance, [S. l.], v. 4, n. 2, p. 95–96, 1989. Disponível em: https://ijede.ca/index.php/jde/article/view/348. Acesso em: 29 apr. 2024.