00443nam a2200169Ia 4500082002200000100002500022245002500047260002800072300001300100500000500113690000600118700000500124952010300129964001700232921000900249999001500258  a338.6042bR522.RE  aRichardson, Harry W.  aRegional economicsb  aLondonbMacmillanc1970  ax, 245p.  a  a   a  00104070aISIbISId1998-08-21l0o338.6042 R522.REpDP5369r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a5517  c5517d5517