000 00622nam a2200229Ia 4500
003 OSt
005 20220925200824.0
006 a|||||r|||| 00| 0
007 ta
008 220923b |||||||| |||| 00| 0 eng d
037 _cGeneral Book
040 _aRTL
_cRTL
_beng
041 _2eng
_aeng
082 _aB2893, K9
100 _aGhosal A
_9238797
245 0 _aElements of operational research
260 _aDelhi
_bHindustan Publishing Corporation
_c1969
300 _axi,207p.
_ccm.
500 _aAppendix: P 190-205
942 _hB2893, K9
_cGB
_2CC
999 _c538013
_d538013