000 00276nam a2200109Ia 4500
008 160930s9999 xx 000 0 und d
100 _aKhanna,O.P.
245 _aText Book of Welding Technology
260 _aNew Delhi
_bDhanpat Rai Pub
_c2002
300 _axvi,944p.
942 _cDB
999 _c9557
_d9557