000 00262nam a2200121Ia 4500
008 211209s1977 xx 000 0 und d
041 _aeng
082 _a671.52 N77 GUP/KAU
100 _aGUPTA
245 _aWELDING TECHNOLOGY
260 _c1977
300 _a223
999 _c14603
_d14603