SAIMA MIRANI; AFZAL AHMED; PIRAH ABBASI; ASMA SHAIKH; SAIMA ABBASI. INSTRUCTIONAL LEADERSHIP AND SCHOOL EFFECTIVENESS IN PUBLIC SECONDARY SCHOOLS OF RURAL SINDH: THE MEDIATING ROLE OF TEACHER MOTIVATION AND PROFESSIONAL COMMITMENT. JOURNAL OF SOCIAL RESEARCH DEVELOPMENT, [S. l.], v. 7, n. 6, p. 161–181, 2026. DOI: 10.59075/jsrd.v7i6.522. Disponível em: https://jsrd.org.pk/index.php/jsrd/article/view/522. Acesso em: 6 oct. 2026.