TANJUNG, Pradana Akbar; ASHADI. Developing English Public Speaking Learning Materials for Dentistry Department Students in Yogyakarta. Epistema, [S. l.], v. 7, n. 1, p. 55–65, 2026. DOI: 10.21831/ep.v7i1.91795. Disponível em: https://journal.uny.ac.id/index.php/epistema/article/view/91795. Acesso em: 22 may. 2026.