00431nam a2200169Ia 4500082001800000100002800018245002400046260002500070300001000095500000500105690000600110700000500116952009900121964001700220921000900237999001500246  a338.9bZ72.EP  aZimmerman, L. J. d ed.  aEconomic planningb  aLondonbMoutonc1963  a144p.  a  a   a  00104070aISIbISId1998-08-25l0o338.9 Z72.EPpDP6051r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a6087  c6087d6087