00269nam a2200133Ia 4500020001500000082001700015100001900032245002800051250000800079260002500087300001300112500000500125700000500130  a0273002708  a330bH255.DE  aHarbury, C. D.  aDescriptive economicsb  a5th  aLondonbPitmanc1976  ax, 306p.  a  a