=LDR 22 4500 =001 4212 =082 04$a551.7 SLA =100 1\$aSlaymaker, Olav =245 10$aPhysical geography and global environmental change =260 \\$aLondon :$bLongman,$c1998 =650 \0$aBooks =700 1\$aSpencer, T. =852 \\$bFreeman Library$h551.7 SLA