TY  - BOOK
AU  - Gupta,J.D.
AU  - Gupta,P.K.
AU  - Mohan,Man
TI  - Mathematics for business and economics
SN  - 0074516582
U1  - 330.0151 
PY  - 1987///
CY  - New Delhi
PB  - Tata McGraw Hill
ER  -