,SAFAR KHAN, N. G. , S. N. EXPLORING THE THREE-DIMENSIONAL GRAMMAR FRAMEWORK: A CASE-STUDY OF MODAL VERBS AT ENGLISH LANGUAGE CENTERS IN QUETTA, BALOCHISTAN, PAKISTAN. Pakistan Journal of International Affairs, [S. l.], v. 5, n. 4, 2022. DOI: 10.52337/pjia.v5i4.643. Disponível em: https://www.pjia.com.pk/index.php/pjia/article/view/643. Acesso em: 18 apr. 2026.