Garrison, Randy. “Implications of Online and Blended Learning for the Conceptual Development and Practice of Distance Education”. International Journal of E-Learning & Distance Education / Revue internationale du e-learning et la formation à distance 23, no. 2 (July 15, 2009): 93–104. Accessed November 28, 2024. https://ijede.ca/index.php/jde/article/view/471.