000 00308nam a2200133Ia 4500
008 200615s9999||||xx |||||||||||||| ||und||
020 _a9789380358963
082 _a620
_bENG-N
100 _aN.D.BHATT
245 0 _aENGINEERING DRAWING
260 _anew delhi
_bCHAROTAR
_c2017
300 _a330
942 _cBK
999 _c29461
_d29461