000
00310nam a2200121Ia 4500
008
211209s1994 xx 000 0 und d
041
_a
eng
082
_a
671.52 N94 KHA
100
_a
KHANNA, O P
245
_a
TEXT BOOK OF WELDING TECHNOLOGY
260
_a
NEW DELHI
_b
DHANPAT RAI & SONS
_c
1994
300
_a
763
999
_c
108441
_d
108441