000 00306nam a2200133Ia 4500
008 161018s9999 xx 000 0 und d
020 _a
100 _aParmar,R.S
_9420
245 _aWelding Engineering And Technology
250 _aNILEd
260 _bKhanna Publishers
300 _bRs:240
490 _a9719
999 _c9719
_d9719