000 00269nam a2200109Ia 4500
008 200302s9999 xx 000 0 und d
100 _aStephen J.Ethier
245 _aAutocad In 3 Dimensions -- 2Nd Edition
260 _bPrentice Hall, NJ
260 _c1997
300 _a474
999 _c4574
_d4574