000 00325nam a2200133Ia 4500
008 220412s9999 xx 000 0 und d
082 _a671.52 B67w 1997
100 _aDe Leon, Emmanuel B.
245 0 _agas metal arc welding NC II
260 _aTaguig City
_b TESDA
_c2006
300 _a45
942 _cBK
999 _c22761
_d22761