Dr., Phra Rajvaramethi. “Educational Management for Unity and Peace in ASEAN Communit”. Mahachula Academic Journal 5, no. ฉบับพิเศษ (August 18, 2018): 294–318. accessed August 28, 2026. https://so04.tci-thaijo.org/index.php/JMA/article/view/141092.