สัมพะวงค์ ป, เอกะกุล ธ. A Development of Learning Achievement by using Cooperative Learning STAD in Physical of Mathayom Suksa Six Student of Nachaluay School of The Secondary Educational Service Area Office 29. ubonreseva [internet]. 2021 Aug. 27 [cited 2026 Oct. 3];1(1):37-44. available from: https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/250781