000 00347nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a671.52 kha
100 _aKhanna, O.P
245 0 _aText Book Of Welding Technology
260 _aNEW DELHI
260 _bDHANPAT RAI
260 _c2005
300 _a944
650 _aMechanical Engineering
999 _c145469
_d145469