00779pam a2200205 a 4500020001700000082002400017100002800041245004100069260008900110300003100199490003700230500003700267526003700304650004200341650001300383710004500396942001200441999001900453952010100472  a0309050154 :00a910.2855369bNATcD  aT. R. B. N. R. C94366300aGeographic information systems 1990.  aWashington, D.C. :bTransportation Research Board, National Research Council,c1990.  av, 68 p. :bill. ;c28 cm.1 aTransportation research record ;  a"Highway and facilities design."  a0b0c0d910_285536900000000_NAT 0aGeographic information systems.96117 0aMCE93792 aNational Research Council (U.S.).920017  2ddccBK  c549464d549464  00102ddc4070aMCEbMCEd2014-09-25l0o910.2855369 NATpMCE-42378r2014-09-25w2014-09-25yBK