DYAH, E.; ANGELINA, P. APPLYING POSITIVE REINFORCEMENT TO INCREASE STUDENTS’ MOTIVATION IN LEARNING ENGLISH FOR GRADE VII IN SMP PANGUDI LUHUR 1 YOGYAKARTA. ELTR Journal, [S. l.], v. 2, n. 1, p. 8-24, 2020. DOI: 10.37147/eltr.v2i1.92. Disponível em: https://eltr.apspbi.or.id/index.php/eltr/article/view/92. Acesso em: 4 may. 2024.