RATTANAVARINCHAI, S. . “THE EFFECTS OF THE LEARNING DEVELOPMENT PROGRAM INTEGRATING TGT (TEAMS GAMES TOURNAMENTS) ON ACHIEVEMENT MOTIVATION AND ACHIEVEMENT IN MATHEMATIC OF PHRATOMSUKSA B STUDENTS WITH LOW MATHEMATIC ACHIEVEMENT AT ANUBAN BANGPAE SCHOOL (CHUMCHON WAT BANGPAE TAI)”. Journal of MCU Social Science Review, vol. 2, no. 1, Apr. 2013, pp. 60-69, https://so03.tci-thaijo.org/index.php/jssr/article/view/245246.