000 00282nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aChandra Sekhara Rao K
245 0 _aOperation Reserch
260 _bNarosha Publishing
300 _a332
650 _aMathematics
942 _cBK
999 _c32059
_d32059