Turnip, Ayu Monita, dan Herbert Sipahutar. “THE EFFECT OF TEAM GAMES TOURNAMENT LEARNING MODEL ON COOPERATION ABILITY, MOTIVATION AND COGNITIVE LEARNING OUTCOMES OF GRADE XI IPA STUDENTS”. Jurnal Pelita Pendidikan 13, no. 1 (Maret 31, 2025): 29–35. Diakses Juli 3, 2025. https://jurnal.unimed.ac.id/2012/index.php/pelita/article/view/67101.