=LDR 22 4500 =001 5260 =082 04$a519.5 GRE =100 1\$aGregory, S. =245 10$aStatistical Methods and the Geographer =260 \\$aHarlow :$bLongmans,$c1963 =650 \0$aBooks =852 \\$bFreeman Library$h519.5 GRE