Indajoto, Phrasovanna, and Manop Nakkanrian. 2020. “Using Iddhipãda 4 for Developing Learning Quality of Student, 10 January 1979 High School, Siemreap Province, The Kingdom of Cambodia”. Mahachula Academic Journal 7 (3). Bangkok, Thailand:97-108. https://so04.tci-thaijo.org/index.php/JMA/article/view/244146.