000 00299nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a020 B863
100 _aBROWN
245 0 _aCHALLENGE OF INFORMATION TECHNOLOGY
260 _aNEW YORK
_bNorth-Holland
_c1983
300 _a23X15
942 _cBK
_2DDC
999 _c19807
_d19807