000			00346nam a2200145Ia 4500
008			180710s9999 xx 000 0 und d
020			_a168577
082			_a330 _bHAR
100			_aHARROD, Roy
245			_aAre these hardships necessary?
260			_aLondon _bRupert Hart-Davis _c1947
300			_a178 p.
650			_aEconomics
942			_cS
999			_c56802 _d56802