00253nam a2200109Ia 4500082001900000100002000019245004900039260003200088300001300120500000500133700000500138  a339.3bP886.NI  aPowelson, J. P.  aNational income and flow of funds analysisb  aNew YorkbMcGraw-Hillc1960  aix, 550p  a  a