APA (7th ed.) Citation

(1999). Longer combination vehicles involved in fatal crashes, 1991-1996. U.S Department of Transportation, Federal Highway Admiistration, Office of Motor Carrier and Highway Safety.

Chicago Style (17th ed.) Citation

Longer Combination Vehicles Involved in Fatal Crashes, 1991-1996. Washington, DC: U.S Department of Transportation, Federal Highway Admiistration, Office of Motor Carrier and Highway Safety, 1999.

MLA (9th ed.) Citation

Longer Combination Vehicles Involved in Fatal Crashes, 1991-1996. U.S Department of Transportation, Federal Highway Admiistration, Office of Motor Carrier and Highway Safety, 1999.