Ruamsit, Sasithorn, and Thanyanan Boonyoo. 2024. “Causal Effects of Buying Attitudes toward Purchase Decisions of Construction Materials of Customers In Nong Bua Lam Phu Province”. Journal of Modern Learning Development 9 (12):293-304. https://so06.tci-thaijo.org/index.php/jomld/article/view/275611.