Ngajigwa, Joyasi Godwin Assessment of Knowledge Delivery Techniques on Pupil's Academic Performance in Primary Schools: A Case of Mbeya City/ Joyasi Godwin Ngajigwa. - Dar es Salaam: The Open University of Tanzania, 2022. - xv, 82p .: ill .; 30cm. Includes Bibliography Reference Subjects--Topical Terms: --Primary School--Techniques Pupil's Academic/ Dewey Class. No.: EA.DIS.378.19678 NGA