=LDR 22 4500 =001 2539 =082 04$a551.4 36 =100 1\$aFinlayson, Brian =245 10$aHillslope analysis =260 \\$aLondon :$bButterworths,$c1980 =650 \0$aBooks =700 1\$aStatham, Ian =852 \\$bFreeman Library$h551.4 36$zNot located