=LDR 22 4500 =001 5080 =082 04$a307.76 CLA =100 1\$aClark, B. D. =245 10$aSocial patterns in cities =260 \\$bInstitute of British Geographers,$c1973 =650 \0$aBooks =700 1\$aGleave, M. B. =852 \\$bFreeman Library$h307.76 CLA