Zafar, S. and Fazil, H. 2022. Confirmatory Factor Analysis of Perceived Educational Effectiveness Scale for Heads of Institutions of Students with Hearing Impairment. Annals of Human and Social Sciences. 3, 2 (Sep. 2022), 808–820. DOI:https://doi.org/10.35484/ahss.2022(3-II)77.