00494     2200181   4500001002100000005001500021035002000036008004100056245002300097100001700120260003900137300003300176020001800209084002000227520004900247082000800296650000800304INLIS00000000000152120230925112546  a0010-0421001521230925                           0 ind  1 aPetunjuk Kerja Las  aWidarto, Sri  aJakarta :bPradnya Paramita,c2000  cvii, 227 hal.: ilus.; 23 cm.  a979-419-052-7  a671 / WID p k.2  aTentang jenis-jenis las,teknik mengelas dll.  a671 4aLAS