TY  - BOOK
AU  - Ravindran
AU  - Phillips 
TI  - Operations Research : Principles and Practice 
SN  - 9788126512560
U1  - 658.403 4 
PY  - 2012///
CY  - India
PB  - John willey and sons
KW  - Operations Research
KW  - formulation of Linear Programming Models, Graphical Solution of Linear programs in two Variabvles
N1  - vii, 637p Rs 489/-
ER  -