TY - BOOK TI - Hisabati kiongozi cha mwalimu na kitabu cha mwanafunzi, darasa la nne AV - MATH QA141.15.T34H57 no.4 PY - 1995/// CY - Korogwe PB - Primary Maths Upgrade Project KW - Mathematics KW - Study and teaching KW - Tanzania ER -