TY  - GEN
AU  - Hillier, Frederick S.
AU  - Lieberman, Gerald J.
AU  - Nag, Bodhibrata
AU  - Basu, Preetam
TI  - Introduction to operation research 
SN  - 9780070600928
U1  - 003 
PY  - 2014///
CY  - New Delhi
PB  - McGraw Hill
KW  - Mathematics
KW  - Operations research
ER  -