SAFI ULLAH; UM-E-KULSOOM; MAMRIZ KHAN. Relationship between Principals’ Instructional Supervision and Teachers’ Performance at Secondary Level. SchoRes Journal of Education Research, [S. l.], v. 1, n. 1, 2024. Disponível em: https://schores.org/journals/sjer/article/view/11. Acesso em: 3 sep. 2026.