Muzammil Hussain, and Dr. Rafique Ahmed Khan. “Impact of Performance Appraisal System on Employee Motivation at Karachi Port Trust (KPT)”. Bahria University Journal of Humanities & Social Sciences 2, no. 2 (March 13, 2021): 19. Accessed May 12, 2024. https://bujhss.bahria.edu.pk/index.php/ojs/article/view/14.