Jamjuree, B., & Charoenkul, N. (2021). The Priority Needs of School Management Development of Bangkok Metropolitan Schools in Nongkhaem District Office Based on the Concept of Total Quality Management. ournal of umanities and ocial ciences, ajapruk niversity, 7(2), 31-46. etrieved from https://so03.tci-thaijo.org/index.php/rpu/article/view/254772