00286nam a2200109Ia 4500082002100000100002100021245007000042260004100112300001300153500000500166700000500171  a330.124bD953.PE  aDurbin, E. F. M.  aProblems of economic planning; papers on planning and economicsb  aLondonbRoutledge & Kegan Paulc1955  ax, 214p.  a  a