00493     2200181   4500001002100000005001500021035002000036008004100056245002300097100001700120260003800137084002000175082000800195650000800203300003300211520004900244020001800293INLIS00000000000200820230922103839  a0010-0421002008230922                           0 ind  1 aPetunjuk Kerja Las  aWidharto,Sri  aJakarta :bPradya Paramita,c2001  a671 / WID p k.4  a671 4aLAS  cvii, 227 hal.: ilus.; 23 cm.  aTentang jenis-jenis las,teknik mengelas dll.  a979-419-052-7