TY  - BOOK
AU  - Aguaviva, Erlinda M.
AU  - Dayrit, Benjamin C.
AU  - Yap, Avelina M.
TI  - Business mathematics
AV  - HF 5691 A38 1997 
PY  - 1997///
CY  - Manila
PB  - Rex Book Store
KW  - Business mathematics
ER  -