TY  - BOOK
AU  - Oronce, Orlando A.
AU  - Santos, Gil Nonato C.
AU  - Ona, Marie I.
TI  - Interactive mathematics IV: concepts, structures, and methods for high school 
SN  - 9712331199
U1  - 510/Or65 23
PY  - 2001///
CY  - Manila, Philippines
PB  - Rex Book Store
KW  - Mathematics
N1  - HS
ER  -