000 00334cam a2200133ua 4500
020 _a978-81-203-2966-9
082 1 4 _a658.4034
_bTIW/O
100 1 _aTiwari, N K .
245 1 0 _aOperations research /
260 _aNew Delhi :
_bPHI Learning Pvt. Ltd. ,
_c2009.
300 _a611p. ;
650 0 _aOperations research
942 _cBK
999 _c73329
_d73329