na INLIS000000000041402 Ind 0010-0119006315 Pelapukan dan erosi GIFFORD, Clive Clive Gifford; Alih bahasa Kurniawan Nugroho Solo Tiga Serangkai 2009 551.311:087.5GIFp WEATHERING CLIMATIC FACTORS SOIL GENESIS EROSION SEDIMENTATION 51392