TY - BOOK AU - Okoboi,John A. TI - Some factors hindering the use of visual aids in the teaching and le arning of history in selelcted 'O' level secondary schools in Tororo di strict / U1 - U 907 OKO PY - 1993/// CY - Kampala : PB - Makerere University, KW - History KW - Study and teaching KW - Uganda KW - Tororo District KW - Tororo District ER -