TY - BOOK AU - Mwizarubi,Blastus Kalungwani TI - Factors contributing to primary school teachers in adequacies in the mastery, development and utilization of professional skills in teaching : : a case study of Morogoro district T2 - Thesis, M.A. (Education) - University of Dar es Salaam AV - THS EAF LB1511.M874 PY - 1990/// CY - Dar es Salaam PB - University of Dar es Salaam KW - Elementary school teachers KW - Professional skills in teaching N1 - Includes references: p.101-110 ER -