Malik, K. A., & Bakhtawar, B. (2014). IMPACT OFAPPRAISAL SYSTEM ON EMPLOYEE PERFORMANCE: A COMPARISON OF PERMANENTAND CONTRACTUAL EMPLOYEES OF PAKISTAN TELECOMMUNICATIONS COMPANY LIMITED (PTCL). European Scientific Journal, ESJ, 10(10). https://doi.org/10.19044/esj.2014.v10n10p%p