MOMAND, Ahmad Gul; ZAHID, Obaidullah; SAHIL, Fareed. Exploring Ways to Improve English Language in Mixed ‎Proficiency Class. Nangarhar University Social Science Journal, [S. l.], v. 2, n. 02, p. 52–56, 2025. DOI: 10.70436/nussj.v2i02.40. Disponível em: http://nussj.nu.edu.af/index.php/nussj/article/view/40. Acesso em: 7 dec. 2025.