Sangsai W. WHITE SCHOOL FREE FROM DRUG AND VICES OF MUEANG NONG BUA LAM PHU DISTRICT OF THE NON-FORMAL AND INFORMAL EDUCATION CENTER. JSBA [Internet]. 2022 Sep. 30 [cited 2024 May 17];7(9):200-17. Available from: https://so04.tci-thaijo.org/index.php/JSBA/article/view/260005