000 00271nam a2200109Ia 4500
008 230222s9999 xx 000 0 und d
082 _a604.2
100 _aGill P S
245 0 _aEngineering drawing (Geometrical drawing)
260 _bS.K Kataria & Sons
_c2003
942 _cBK
999 _c3368
_d3368