HARLAN, A. P.; HIKMAH, K. Effectiveness of Flashcard Media on the Increase of Vocabulary at School: Efektivitas Media Flashcard terhadap Peningkatan Mufradat di MTs Muhammadiyah 1 Taman . Academia Open, [S. l.], v. 6, p. 10.21070/acopen.6.2022.2164, 2022. DOI: 10.21070/acopen.6.2022.2164. Disponível em: https://acopen.umsida.ac.id/index.php/acopen/article/view/2164. Acesso em: 10 sep. 2025.