Mohamad MM, Barajing T, J S, Mohd Affendi H, Raja Mohd Ali RH. A Development and Validation of Heutagogical Survey Items. jtet [Internet]. 2023 Sep. 29 [cited 2026 Aug. 12];15(3):55-66. Available from: https://journal.uthm.edu.my/index.php/JTET/article/view/13902