FLIPBOOK DEVELOPMENT AS A LEARNING MEDIUM SIMPLE PAST TENSE IN IMPROVING THE WRITING SKILL. Eduscotech, [S. l.], v. 3, n. 1, p. 132–139, 2022. Disponível em: https://journal.udn.ac.id/index.php/eduscotech/article/view/414. Acesso em: 23 dec. 2025.