000 00293nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a658.502 G666
100 _aGORE,M
245 0 _aELEMENTS OF SYSTEMS ANALYSIS
260 _aNEW DELHI
_bGalgotia
_c1983
300 _a24X18
942 _cBK
_2DDC
999 _c24008
_d24008