TY  - BOOK
AU  - Torres, Herminia D.
AU  - Vallar, Gavino A., Jr.
TI  - Calculus and analytic geometry: : for business and economics
SN  - 971-08-0359-X
U1  - Fil. 515.15 T693 1984 
PY  - 1984///
CY  - Metro Manila
PB  - Natinal Book Store
KW  - Calculus
KW  - Geometry
N1  - Includes bibliography and index
ER  -