TY  - BOOK
AU  - Hillier, Frederick S.; Lieberman, Gerald J.; Nag, Bodhibrata; Basu, Preetam
TI  - Introduction to operations research
SN  - 9780071333467
U1  - 001.424 HIL 
PY  - 2015///
CY  - New Delhi
PB  - McGraw Hill Education pvt. ltd.
ER  -