MAKARUKU, Hendrik. Improving students’ vocabulary mastery through picture cards. LingTera, [S. l.], v. 8, n. 1, p. 12–19, 2021. DOI: 10.21831/lt.v8i1.15423. Disponível em: https://journal.uny.ac.id/index.php/ljtp/article/view/15423. Acesso em: 10 may. 2025.