TY  - BOOK
AU  - Nisperos, Elena P.
TI  - Proposed strategic intervention materials in mathematics V / 
U1  - TH 510 N63p 2015 
PY  - 2015///
CY  - Balaoan, La Union
PB  - [s.n.]
KW  - Mathematics
KW  - Teaching
KW  - Aids and devices
N1  - Bibliography: pages 65-69
ER  -