Marlina, S, A Rahmawati, and Ismiyati . “The Effect of Teacher’s Competency, Physical Environment of Classroom and Family Environment Towards Students’ Learning Motivation”. KnE Social Sciences 3, no. 10 (October 22, 2018): 224–237. Accessed April 20, 2024. https://knepublishing.com/index.php/KnE-Social/article/view/3131.