000 00303pam a2200121a 44500
008 160422s9999 xx 000 0 und d
082 _a003 GUP
100 _aGupta, Anuj
245 _aOperations research.
260 _aNew Delhi
_b Excel Books
_c1998
300 _a239p.
650 _aOperations Research
999 _c95528
_d95528