Não informado. (2000). Technical report. U.S. Department of Transportation.
Chicago (17e ed.) BronvermeldingNão informado. Technical Report. Washington: U.S. Department of Transportation, 2000.
MLA (8e ed.) BronvermeldingNão informado. Technical Report. U.S. Department of Transportation, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.