Mpalang'ombe Abdul Assessment on Managerial Practices of Secondary Schools Heads Towards Improving Students' Academic Performance in Ilala Municipal Council/ Abdul Mpalang'ombe. - Dar es Salaam: The open University of Tanzania, 2021. - xiv,100p.: ill.; 30cm. Includes Bibliographical Reference Subjects--Topical Terms: --Secondary Schools Dewey Class. No.: EA.DIS.373.0689678 MPA