Wladis C, Conway KW c/o K, Hachey AC. The Role of Enrollment Choice in Online Education: Course Selection Rationale and Course Difficulty as Factors Affecting Retention. OLJ [Internet]. 2014 Aug. 25 [cited 2026 Apr. 4];18(3). Available from: https://olj.onlinelearningconsortium.org/index.php/olj/article/view/391