000			00346nam a2200145Ia 4500
008			220712s9999 xx 000 0 und d
020			_a9781641721967
040			_cCalumpit
082			_aSMW1 007
100			_a3G E-Learning
245		0	_aShielded Metal Arc Welding
260			_b3G E-Learning LLC, USA _c2019
300			_a400
942			_cBK
999			_c26329 _d26329