prepared by Erskine S. Walther ; prepared for Office of Technical Assistance and Safety, Urbana Mass Transportation Administration, University Research and Training Program
Washington, D.C. : U.S. Dept. of Transportation : Distributed in cooperation with Technology Sharing Program, Research and Special Programs Administration, U.S. Dept. of Transportation, [1990]
Physical Details
1 volume (various pagings) : illustrations ; 28 cm
OCLC
ocm22621268
"June 1990."
"DOT-T-90-17."
Includes bibliographical references (pages [107]-117).