KIRKWOOD, Adrian. Instructional Technology: A Systematic Approach to Education - F.G. Knirk, K.L. Gustafson. International Journal of E-Learning & Distance Education / Revue internationale du e-learning et la formation à distance, [S. l.], v. 2, n. 1, p. 94–96, 1987. Disponível em: https://ijede.ca/index.php/jde/article/view/571. Acesso em: 16 jul. 2024.