000 00264nam a2200109Ia 4500
008 230411s9999 xx 000 0 und d
082 _a604.2
_bGIL
100 _a GILL (P.S.)
245 2 _aA Text Book of Engineering Drawing
260 _b PHI
_a New Delhi
942 _cBK
999 _c366
_d366