000 00313nam a2200133Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aDr.C.Yakoob
245 0 _aOperation Research
250 _aI
260 _bCalicut University Central Co-Operative
_c2004
300 _a156
650 _aCommerce
942 _cBK
999 _c8134
_d8134