Apirakmas A. Comparison of the STEM-Waldorf Teaching Technique and Su Ji Pu Li Principles for Mathematics Teachers for Cross-Subject Area Teaching Purposes. jma [Internet]. 2021 Apr. 27 [cited 2024 May 5];8(1):157-70. Available from: https://so04.tci-thaijo.org/index.php/JMA/article/view/240130