000 00285nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aKanti Swarup
245 _aOperations research
260 _bDelhi:Sultan chand
_c1997
300 _a814p.
650 _aManagement
999 _c3398
_d3398