Jaiboonlue, P.; Kumpai, K.; Thipkosonwong, N.; Meeboon, B.; Sringamdee, R. Development of Enhance Digital Learning Media in the Title "Reward" Based on Edutainment Principle to Promote the Basic Morality of Generosity of Undergraduate Students. RMURSB-HUMAN 2021, 6, 261-272.