RABIA INAM KHAN, MUHAMMAD NISAR KHAN, and MUHAMMAD ILYAS. “Evaluation of Performance Appraisal System in Public Sector Universities: A Critical Case of a Public Sector Institution (PSI)”. Journal of Business & Tourism, vol. 2, no. 2, Nov. 2021, pp. 43-66, doi:10.34260/jbt.v2i2.42.