=LDR 22 4500 =001 1893 =082 04$a551.483 KNI =100 1\$aKnighton, David =245 10$aFluvial forms and processes =260 \\$aLondon :$bArnold,$c1998 =650 \0$aReserve =852 \\$bFreeman Library$h551.483 KNI