=LDR 22 4500 =001 5321 =082 04$a304.2 .03 =100 1\$aChisholm, Michael =245 10$aStudies in human geography =260 \\$aLondon :$bHeinemann Educational for the Social Science Research Council,$c1973 =650 \0$aBooks =700 1\$aRodgers, Brian =852 \\$bFreeman Library$h304.2 .03