สาริศรี เ, นามวรรณ ธ. Developing Teacher Development Program for Production of Electronic Media to Learning Management for Primary Schools under Udon Thani Primary Educational Area Office 1. J Roi Et [Internet]. 2018 Dec. 1 [cited 2024 Apr. 27];12(2):55-67. Available from: https://so03.tci-thaijo.org/index.php/reru/article/view/165191