Não informado. Highways Design and Construction. IPC Building and Contract Journals.
Chicago (17e ed.) BronvermeldingNão informado. Highways Design and Construction. London: IPC Building and Contract Journals.
MLA (8e ed.) BronvermeldingNão informado. Highways Design and Construction. IPC Building and Contract Journals.
Let op: Deze citaties zijn niet altijd 100% accuraat.