000 00378 a2200145 4500
001 534
005 20260413115316.0
082 _aCD 671.52 S5552 2019
100 1 _a3G E-Learning
245 _aShielded metal arc welding:
_bExpert (In compliance with NC IV) /
_c3G E-Learning
264 1 _a
_b3G E-Learning;
_c2019
300 _a1 Compact disc
526 _aNPM
942 _2ddc
_cCD
999 _c40862
_d40862