Cita APA

United States, D. o. T. (1971). Agricultural tractor safety on public roads and farms: A report to the Congress from the Secretary of Transportation. Departament of Agriculture, Secretary of Transportation.

Citación estilo Chicago

United States, Department of Transportation. Agricultural Tractor Safety On Public Roads and Farms: A Report to the Congress From the Secretary of Transportation. Washington, D. C.: Departament of Agriculture, Secretary of Transportation, 1971.

Cita MLA

United States, Department of Transportation. Agricultural Tractor Safety On Public Roads and Farms: A Report to the Congress From the Secretary of Transportation. Washington, D. C.: Departament of Agriculture, Secretary of Transportation, 1971.