TY  - BOOK
AU  - Mendoza,Elena A.
AU  - Zuñiga,Aurora C.
TI  - Math world 1: : (revised under the K-12 curriculum)
SN  - 9789719968665
U1  - 372.7 
PY  - 2014///]
CY  - Quezon City
PB  - C & E Publishing
KW  - Mathematics
KW  - Study and teaching (Elementary)
KW  - lcgft
ER  -