00359nam a2200109Ia 4500082002500000100001800025245015200043260002800195300001600223500000500239700000500244  a335.00947bW667.SE.1  aWilczynski, J  aSocialist economic development and reforms; from extensive to intensive growth under central planning in the USSR, Eastern Europe and Yogoslavia.b  aLondonbMacmillanc1972  axvii, 350p.  a  a