TY  - BOOK
AU  - Felicerta,Corazon
AU  - Pinar,Leticia
TI  - Breaking through science 7
SN  - 9789719800705
U1  - 500.2 
PY  - 2013///.
CY  - Quezon City
PB  - C&E publishing, Inc. , 
KW  - Science.
ER  -