YUSUF SAJO, MOHAMMED ABDULLAHI, ABDULLAHI AHMED MOHAMMED. EFFECT OF STAFF PROMOTION ON EMPLOYEES’ PERFORMANCE IN FEDERAL POLYTECHNIC MUBI. TIJFRMS [Internet]. 2025 Sep. 24 [cited 2025 Oct. 10];9(7). Available from: https://taapublications.com/tijfrms/article/view/764