000 00300nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a620.716 K16
100 _aKANTISWARUP
245 0 _aOPERATIONAL RESEARCH
260 _aNEW DELHI
_bS. Chand Publishing
_c1978
300 _a22X14
942 _cBK
_2DDC
999 _c17483
_d17483