แก่นเพชร ฐ, ดิสถาพร ช, โศภีรักข์ ส, ศรียมก พ. The Self Directed Learning Model Through Social Media of Graduate Students by Collaborative Learning. RJPJ [internet]. 2017 Feb. 10 [cited 2026 Sep. 13];11(21):1-9. available from: https://so05.tci-thaijo.org/index.php/RJPJ/article/view/171415