Mary, N Investigation of challenges that faces teachesrs in improving teaching performance in primary school : A case of Dodoma municipal council / Ndikumwami Mary. - Dar es Salaam : The open University of Tanzania, 2013. - xvi, 93p. : ill. ; 28cm. Include bibliographic references & appendices. Subjects--Topical Terms: Teaching Performance ; Primary Schools - Tanzania Dewey Class. No.: 371.1678