000 00329nam a2200121Ia 4500
008 180304s9999 xx 000 0 und d
020 _a9789383214204
100 _a"Gopalakrishna, K. R. and Gopalakrishna, Sudhir"
245 2 _aA Text Book of Computer Aided Engineering Drawing
260 _bSubhas
365 _b300
942 _cBK
999 _c2722
_d2722