00445nam a2200169Ia 4500082001900000100001800019245003600037260003200073300001300105500000500118690000600123700000500129952010000134964001700234921000900251999001500260  a338.6bH789.LE  aHoover, E. M.  aLocation of economic activityb  aNew YorkbMcGraw-Hillc1963  axvi, 310  a  a   a  00104070aISIbISId1998-08-21l0o338.6 H789.LEpDP2158r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a5471  c5471d5471