TY - BOOK AU - Agulto, Tomas F. TI - Bahay-Bahayan ng apat na munting karpentero SN - 971-121-010-x AV - Fil E Ap1 1980 PY - 1980/// CY - QC, MM PB - Children Comm. Center KW - Four(the numbers) KW - Number Concept KW - Silmulation games in education ER -