TY  - BOOK
AU  - Songgadan, Quanae May L.
TI  - Learning difficulties in mathematics among Grade- I pupils: : a basis for an intervention program
AV  - CD-02436t 
PY  - 2012///
CY  - Tuguegarao City
PB  - St. Paul University
KW  - Education/Mathematics
N1  - Education/Mathematics
ER  -