TY  - BOOK
AU  - Jain,S.K Mehta D.M 
TI  - Operation research: an introduction 
SN  - 81-7515-298-2 
U1  - 003 JAI  
PY  - 2000///
CY  - Galgotia publications pvt. ltd. 
PB  - New Delhi 
KW  - OPERATION RESEARCH
ER  -