Laovanich, Monsikarn. “PROCESSES OF DEVELOPING THAI CHOIRS TO INTERNATIONAL STANDARDS : A GROUNDED THEORY”. Srinakharinwirot Research and Development Journal of Humanities and Social Sciences 13, no. 26, July-December (December 30, 2021): 90–104. Accessed May 9, 2024. https://so04.tci-thaijo.org/index.php/swurd/article/view/258849.