000 00288nam a2200109Ia 4500
008 230427s9999 xx 000 0 und d
082 _a658.40 4034
_bSWA
100 _a SWARUP (Kants) GUPTA (P.K) MOHAN (MAN)
245 0 _aOperation Reasearch
260 _b S.Chand & Co.
_aND
942 _cBK
999 _c9708
_d9708