MASOOD AHMAD, TOHEED QAMAR, NUSRAT NAWAZ ABBASI. INTRINSIC OR EXTRINSIC DISCIPLINE: CASE STUDY OF PUBLIC SECONDARY SCHOOLS IN PUNJAB, PAKISTAN. Pakistan Journal of Educational Research , [S. l.], v. 4, n. 1, 2021. DOI: 10.52337/pjer.v4i1.147. Disponível em: http://www.pjer.org/index.php/pjer/article/view/147. Acesso em: 22 aug. 2026.