Yodying, Chonlada, Wiroon Monatrakul, Rungsun Phongphattanaamphai, Somsuk Trisupakitti, and Arithat Chuchotsakunleot. 2021. “Guidelines to Curriculum Improvement of Integrated Instructional With a Working in Innovative Technology Machinery Program (New Curriculum A.D. 2020), Faculty of Agricultural Technology, Rajabhat Maha Sarakham University”. Journal of Research and Development Institute Rajabhat Maha Sarakham University 8 (2):411-26. https://so03.tci-thaijo.org/index.php/rdirmu/article/view/251202.