Nkowani, Samuel The efficacy of performance appraisal policy in Zambia: a case of selected health facilities in Lusaka, Zambia / Samuel Nkowani. - Lusaka : The University of Zambia, 2023. - xvi, 260 [ and other various pages ] : illustrations. Includes bibliographical references. Subjects--Topical Terms: Performancy appraisal system. Employees,--Rating of.Personnel management.