Target, Nanthatchaporn, Sukanya Hajisalah, Anek Janjaroon, and Karnchana Panichakarn. “A STUDY OF MATHAYOMSUKSA I STUDENTS ANALYTICAL THINKING ABILITIES ON RATIO AND PERCENTAGES THROUGH INQUIRY-BASED LEARNING ACTIVITIES”. Journal of Industrial Education 18, no. 2 (August 25, 2019): 84-92. Accessed August 15, 2020. https://ph01.tci-thaijo.org/index.php/JIE/article/view/179457.