Jirarattanasopa, paisit, Piyaruk Pradabphetra, and Vichit Rangpan. 2023. “Causal Model of Environmental Conservation Behaviors of Praboromarajchanok Institute Students”. Interdisciplinary Research Review 18 (5). https://ph02.tci-thaijo.org/index.php/jtir/article/view/250285.