[1]
เกษทองมาร., ศรีจำนงค์จ. ศ., and อาจแก้วจ., “Needs assessment on Self-Development for STEM educational learning management of primary school teachers under Sakonnakhon primary educational service area office 2”, J Human and Soc Sci Univ of Phayao, vol. 6, no. 2, pp. 45 - 62, Jun. 2019.