TY  - BOOK
AU  - Natarajan, A. M. 
AU  - Balasubramani, P.
AU  - Tamilarasi, A. 
TI  - Operations research
SN  - 9788131700006
U1  - 658.4034 
PY  - 2006/// (reprint 2013)
CY  - New Delhi
PB  - Pearson
KW  - Operation research
ER  -