TY  - BOOK
AU  - Torres, Herminia D.
AU  - Gavino A. Vallar
TI  - Calculus and analytic geometry : for business & economics
SN  - 971080359X
U1  - Fil. 515.15 T636 
PY  - 1984///
CY  - Mandaluyong City
PB  - National Book Store
KW  - Calculus
KW  - Geometry, analytic
ER  -