Obwoon, Charles. The effect of teacher effectiveness on students' performance in Math ematics :A case study of Secondary Schools in Katakwi District / Cha rles Obwoon. - Kampala, 2001. - x, 62p. : tabs, maps ; 30cm. Dissertation (B.Ed.) - Makerere University , 2001. Includes bibliographical references (p.44-50). Subjects--Topical Terms: Mathematics --Study and teaching.------ Dewey Class. No.: 372.7