1.
Bullen M. What’s the Difference: A Review of Contemporary Research on the Effectiveness of Distance Learning in Higher Education by Ronald Phipps and Jamie Merisotis. IJEDE [Internet]. 1999 Jun. 1 [cited 2024 Nov. 30];14(1):109-12. Available from: https://ijede.ca/index.php/jde/article/view/433