00494     2200181   4500001002100000005001500021035002000036008004100056245002300097100001700120260003900137300003300176084002000209520004900229082000800278650000800286020001800294INLIS00000000000122520230926074019  a0010-0421001225230926                           0 ind  1 aPetunjuk Kerja Las  aWidarto, Sri  aJakarta :bPradnya Paramita,c1992  cvii, 227 hal.: ilus.; 23 cm.  a671 / WID p k.1  aTentang jenis-jenis las,teknik mengelas dll.  a671 4aLAS  a979-419-052-7