000 00285nam a2200121Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
020 _a9788890004902
082 _a604.2 SUN
100 _aSunag, G.M
_911319
245 0 _aEngineering graphics
260 _bLondon
300 _a183p.
_b0
999 _c136506
_d136506