00433nam a2200133Ia 4500082002000000100008300020245004500103260004600148300002300194440006600217500000500283653000600288700000500294  a309.59bC748.TE  aConference of "Universities - National Bureau Committee for Economic Research"  aTransportatiion economics; proceedingsb  aNew YorkbColumbia University Pressc1965  axviii, 464p. Index  aNational Bureau of EconpRsearchvspecial confpseriesvno.17  a  a   a