1.
Widtayasumpun S, Sopha N, Singhalert R. A model for Moral Improvement in Savings of Students in Nonthaburi Secondary Schools. CPY [internet]. 2017 Dec. 26 [cited 2026 Sep. 13];28(3):301-7. available from: https://so01.tci-thaijo.org/index.php/ejChophayom/article/view/107299