00293nam a2200121Ia 4500082001900000100001900019245002700038260004200065300001000107500002600117500000500143700002300148  a338.9bT587.DP  aTinbergen, Jan  aDevelopment planningb  aLondonbWeidenfeld and Nicolsonc1967  a256p.  a"Tr. by N. D. Smith".  a  aSmith, N. D. ; tr.