Trends in transportation regulations
Subtitle: rails, buses, trucks
By: sponsored by the Iowa and Minnesota Departments of Transportation.
Contributors: Iowa. Dept. of Transportation.; Minnesota. Dept. of Transportation.
Publisher: Minnesota Dept. of Transportation
Published: 1977
Place of publication: [St. Paul]
Language: eng
Number of pages: 20
Subjects: Transportation and state -- United States -- States -- Congresses.; Carriers -- United States -- States -- Congresses.
Notes: Cover title.