หมื่นเจริญ ก, พลหาญ ผด, ดวงชาทม ผด. Model for Enhancing Moral Virtues Based on Sufficiency Economy Philosophy of Primary Students of the Office of Mahasarakham Primary Education Service Area 1. AJMBU [Internet]. 2019 Jun. 27 [cited 2024 May 3];8(2):337-49. Available from: https://so01.tci-thaijo.org/index.php/AJMBU/article/view/229178