HARDINI, C. P.; HANDAYANI, S. USING NUMBERED HEADS TOGETHER TO IMPROVE STUDENTS’ VOCABULARY LEARNING OUTCOMES: A Classroom Action Research with The Students of SMP Islam Al - Hadi Sukoharjo. English Research Journal : Journal of Education, Language, Literature, Arts and Culture, [S. l.], v. 6, n. 2, 2023. DOI: 10.33061/erj.v6i2.6124. Disponível em: https://ejurnal.unisri.ac.id/index.php/engj/article/view/6124. Acesso em: 23 oct. 2024.