Samrandee , W. .; Numnaphol , K. .; Dechomeng , P. . Learning outcomes about important Buddhist days by positive reinforcement to cultivate desirable characteristics in being Thai and global citizenship of students Prathom Suksa 1 at Ban Kham Rian School, Tumbon Nhongbua, Phayakkhaphum Phisai District, Mahasarakham Province:. TIAT 2023, 2, 64-74.