TY  - BOOK
AU  - Rivera, Ferdinand.
TI  - Math challenges junior: enhancement exercises for high school math
SN  - 9716590717
AV  - QA 95 .R524j 1998
PY  - 1998///
CY  - Makati
PB  - Basic Media Systems
KW  - Mathematics
KW  - Problems, exercises, etc
ER  -