APA

U.S. Department of Transportation. National Highway Traffic Safety Administration, . (1979). Early rider. Washington DC: U.S. Department of Transportation. National Highway Traffic Safety Administration.

Chicago

U.S. Department of Transportation. National Highway Traffic Safety Administration, . 1979. Early rider. Washington DC: U.S. Department of Transportation. National Highway Traffic Safety Administration.

Harvard

U.S. Department of Transportation. National Highway Traffic Safety Administration, . (1979). Early rider. Washington DC: U.S. Department of Transportation. National Highway Traffic Safety Administration.

MLA

U.S. Department of Transportation. National Highway Traffic Safety Administration, . Early rider. Washington DC: U.S. Department of Transportation. National Highway Traffic Safety Administration. 1979.