A Study on Speaking Skill of Traffic Police in Pekanbaru. ELT-Lectura, [S. l.], v. 10, n. 2, p. 83–95, 2023. DOI: 10.31849/elt-lectura.v10i2.12761. Disponível em: https://journal.unilak.ac.id/index.php/ELT-Lectura/article/view/12761. Acesso em: 1 dec. 2025.