000 00258nam a2200109Ia 4500
008 211009s9999 xx 000 0 und d
100 _aBHATT
245 _aENGINEERING DRAWING PLANE AND SOLID GEOMETRY
260 _bCHAROTAR
500 _a9544
942 _cCD's
999 _c22986
_d22986