http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Department of Research and Transport Economics.
Description based on: 1956; title from cover.
Prepared by: Dept. of Research and Transport Economics, American Trucking Associations.
Produced by: Public Relations Department of the American Trucking Associations.
Trends showing the year-to-year changes in the pattern of many phases of motor truck operation
American Trucking Associations, 1616 P St., N.W., Washington, DC 20036