TY  - BOOK
AU  - Swarup,Kanti; Gupta,P.K. & Mohan,Man
TI  - An introductin to management science operation research
SN  - 9788180549090
U1  - 658.4034 Swa 
PY  - 2012///
CY  - Sultan Chand & Sons, New Delhi
ER  -