TY  - BOOK
AU  - Chawla,K K;Gupta,Vijay;Sharma,Bhushan K
TI  - Operations Research
U1  - 658.4034 CHA-O 
PY  - 2003///
CY  - New Delhi
PB  - Kalyani Publishers
KW  - Commerce
KW  - Operations Research
ER  -