ISTIFADAH, H. Teaching Vocabulary Techniques Through Letterland in Star Kiddy Preschool Semarang. KnE Social Sciences, [S. l.], v. 3, n. 15, p. 36–44, 2019. DOI: 10.18502/kss.v3i15.4352. Disponível em: https://knepublishing.com/index.php/KnE-Social/article/view/4352. Acesso em: 24 sep. 2025.