The changing government roles in airports report of a Conference on the Changing Government Roles in Airports held at the National Academy of Sciences, Washington, D.C., October 22, 1987 [i.e. 1986] and of a session of the same title at the Transportation Research Board 66th annual meeting on January 12, 1987 at the Omni Shoreham Hotel in Washington, D.C. (Transportation Research Circular, 1987)