TY - BOOK AU - Mdemu,Vitus TI - The influence of instructional supervisory practices of heads of secondary schools on students' academic performances: a case of Temeke district AV - THS EAF LB1707.T34M346 PY - 2022/// CY - Dar es Salaam PB - University of Dar es Salaam KW - School principals KW - Student teachers-supervision of KW - Academic achievement KW - Education secondary KW - Tanzania N1 - Includes bibliographical references Thesis: MEMA-University of Dar es Salaam ER -