Nampradit, A., C. Puthaprasert, Y. Yaboonthong, and M. Manokarn. “Innovative Leadership Development Model Of Sarasas Affiliated Schools Administrators”. NIDA Development Journal, vol. 59, no. 1, Mar. 2019, https://so04.tci-thaijo.org/index.php/NDJ/article/view/229825.