SIREGAR, N. C.; GIRSANG, C. N. The Effect Of Using Jigsaw Technique On Students’ Vocabulary Ability At Smp Swasta Kartika 1-2 Medan. Journal of English Education and Teaching, [S. l.], v. 4, n. 1, p. 87–101, 2020. DOI: 10.33369/jeet.4.1.87-101. Disponível em: https://ejournal.unib.ac.id/JEET/article/view/10264. Acesso em: 2 may. 2024.