MAISARI, Linda; PRICHATIN. Challenges Encountered by Ninth Grade Students in Learning the Present Perfect Tense. Lexeme : Journal of Linguistics and Applied Linguistics, [S. l.], v. 6, n. 2, p. 195–204, 2024. DOI: 10.32493/ljlal.v6i2.42355. Disponível em: https://openjournal.unpam.ac.id/index.php/LJLAL/article/view/42355. Acesso em: 23 dec. 2024.