000			00404nam a22001577a 4500
003			NUST - PNEC
005			20170116181108.0
008			151003b xxu||||| |||| 00| 0 eng d
040			_cLIBRARY
082			_a671.52 KHA
100			_912716 _aKhanna, O.P.
245			_aA textbook of welding technology _cKhanna, O.P.
260			_c1994
650			_912715 _aMechanical engineering _xME
942			_2ddc _cBK
999			_c68991 _d68991