00319nam a2200109Ia 4500008004100000082001900041082000800060245005800068245003700126260003700163300000900200231017s9999    xx            000 0 und d  a388.0490993WAL  bWAL 0aEconomic development benefits of transport investment 0cTransportation of research board  bTransportation of research board  c30cm