TY  - JOUR
T1  - Easy mental arithmetic anyone?
JF  - Parents
A1  - Gomez, Maria Congee S.
YR  - 2000
UL  - https://tuklas.up.edu.ph/Record/IPP-00000413661
KW  - Alternative Learning on Higher Arithmetic (Philippines)
KW  - Elenzano, Mer
KW  - Mathematics education
ER  -