Seeyangnork, P. 2020. A Model for Developing Vocational Teaching Skills of Vocational Trainers in Protection Home for the Destitute . Journal of Management Science Nakhon Pathom Rajabhat University. 7, 2 (Dec. 2020), 124–135. DOI:https://doi.org/10.14456/jmsnpru.2020.35.