ISMAYILLI, Turkan. The Callan Method in Modern ELT: Accelerating Speaking Fluency Through Direct Oral Instruction. Global Spectrum of Research and Humanities , [S. l.], v. 2, n. 5, p. 279–284, 2025. DOI: 10.69760/gsrh.0250205032. Disponível em: https://gsrh.net/index.php/home/article/view/149. Acesso em: 22 jan. 2026.