1.
Yannavero (Methanatworaphat) พ, Srinok ส, Wongsuwan น. The Learning Management Using the Threefold Educational Principles to Develop Learning Achievement of Lower Secondary School. JMH.R. [Internet]. 2021 Dec. 30 [cited 2022 Aug. 10];7(2):171-8. Available from: https://so03.tci-thaijo.org/index.php/human/article/view/255256