Boonsri , Sukanya, Kamonwan Tangdhanakanond, and Sirichai Kanjanawase. 2020. “An Assessment of Multidimensional Knowledge Competency of Vocational Technical Teachers in Technical Education Students”. Journal of Education Studies, Chulalongkorn University 48 (3). Bangkok, Thailand:349-69. https://doi.org/10.14456/educu.2020.38.