ALI, Wahaybi Roqaia Humaid; SALLEH, Mohamad Johdi Bin; IBRAHIM, Mohd Burhan Bin. Influence of Teacher Leadership and Professional Competency on the Academic Achievement of College Students in English Language in the Sultanate of Oman. Journal of World Englishes and Educational Practices , [S. l.], v. 3, n. 9, p. 01–09, 2021. DOI: 10.32996/jweep.2021.3.9.1. Disponível em: https://al-kindipublishers.org/index.php/jweep/article/view/2167. Acesso em: 21 oct. 2025.