@article{M. Ngole_Gerold Mkulu_2021, title={The Role of School Heads’ Supervision in Improving Quality of Teaching and Learning: A case of Public Secondary school in Ilemela District Mwanza Tanzania}, volume={6}, url={http://dx.doi.org/10.22161/ijels.61.7}, DOI={10.22161/ijels.61.7}, number={1}, journal={International Journal of English Literature and Social Sciences}, publisher={AI Publications}, author={M. Ngole, Diana and Gerold Mkulu, Demetria}, year={2021}, pages={059–073} }