Vo Thi Huynh Doan, Paengkamhag W, Pansa B. Enhancement of Self-Directed Learning in English Speaking Among Freshmen in The Faculty of Education at Mahachulalongkornrajavidyalaya University. Mahachulalongkornrajavidyalaya University [internet]. 2024 Dec. 31 [cited 2025 Apr. 9];5(3):206-15. available from: https://so10.tci-thaijo.org/index.php/jote/article/view/1833