Não informado. (1976). Highways and Road Construction International. Enbankment Press.
Chicago (17e ed.) BronvermeldingNão informado. Highways and Road Construction International. London: Enbankment Press, 1976.
MLA (8e ed.) BronvermeldingNão informado. Highways and Road Construction International. Enbankment Press, 1976.
Let op: Deze citaties zijn niet altijd 100% accuraat.