TY  - BOOK
AU  -  Butarin, Rosario Blando
TI  - Number smart 1: worktext in mathematics 
U1  - FIL 372.7 B983 2024  
PY  - 2024///
CY  - Manila
PB  - Rex Bookstore
KW  - Mathematics
KW  - Study and teaching (Elementary)
ER  -