INTERNATIONAL JOURNAL OF BUSINESS AND ADMINISTRATION RESEARCH REVIEW (IJBARR) (www.ijbarr.com) Bangalore-560083, INDIA. Print ISSN: 2348-0653 Online ISSN: 2347-856X CERTIFICATE OF PUBLICATION This is to Certify that Mr./Mrs./Ms./Dr. Mekuria Belayneh has published research paper in " International Journal of Business and Administration Research Review (IJBARR) peer reviewed and refereed journal, Volume- 7, Issue- 2, June 2020, pp. 11-27." Paper Title:- " INVESTIGATING THE PRACTICE OF POLICE OFFICERS PERFORMANCE APPRAISAL SYSTEM IN ETHIOPIA. " Chief Editor Managing Editor