เวทะนา พ, อาจแก้ว จ, ศรีจำนงค์ จ. The development a causal model of mathematics achievement of Mathayomsomboon Sueksa 7 students at Saithany the Vientiane capital of Lao people’s democratic republic: multiple group analysis. Trends Humanit Soc Sci Res [internet]. 2019 Jun. 21 [cited 2026 Sep. 10];6(2):63-8. available from: https://so03.tci-thaijo.org/index.php/Humanties-up/article/view/196545