U.S. Dept. of Transportation, Urban Mass Transportation Administration and Research and Special Programs Administration, Transportation Systems Center1979.<DK35-104>
Dept. of Energy, Office of Conservation and Solar Applications, Office of Transportation Programs : for sale by the Supt. of Docs, U.S. Govt. Print. Off.1979.<DK41-12>
prepared by John F. Kain ... [et al.] ; prepared for University Research and Training Program, Federal Transit AdministrationU.S. Department of Transportation1992