000 00282nam a2200121Ia 4500
008 180304s9999 xx 000 0 und d
020 _a9788121914314
100 _a"Dhawan, R. K."
245 2 _aA textbook of Engineering Drawing
260 _bS. Chand
365 _b525
942 _cBK
999 _c3130
_d3130