TY  - BOOK
AU  - GUPTA, J.D.
TI  - Mathematics for Business and Economics: Mathematics for Business and Economics, New Delhi : Tata Mc Graw-Hill, 1987
U1  - 510.02654 
PY  - 1987///
CY  - New Delhi
PB  - Tata Mc Graw-Hill
ER  -