000 00264nam a2200109Ia 4500
008 160930s9999 xx 000 0 und d
100 _aGupta, K. N.
245 _aWorkshop Technology
260 _aNew Delhi
_bNew Heights
_c0
300 _axii,599p.;21cm.
942 _cDB
999 _c8561
_d8561