(Narawadee Joyrung) น. จ., (Nopmanee Chauvatcharin) น. เ., and (Chade Sirisawad) เ. ศ. “ A STUDY OF BIOLOGY LEARNING ACHIEVEMENT AND GROUP PROCESS SKILLS OF A SPECIAL. ”. Journal of Education and Innovation, vol. 20, no. 2, June 2018, pp. 75-88, https://so06.tci-thaijo.org/index.php/edujournal_nu/article/view/131067.