YONES ENI LUAWO, RUSLIN BADU, and ABD HAMID ISA. “EFFORTS TO IMPROVE THE CAPABILITY OF HEAD OF SCHOOL PRIVATE SCHOOLS IN IMPLEMENTING TEACHER PERFORMANCE ASSESSMENT THROUGH THE GUIDE”. JournalNX - A Multidisciplinary Peer Reviewed Journal, vol. 6, no. 07, Feb. 2021, pp. 78-89, https://repo.journalnx.com/index.php/nx/article/view/1044.