APA (7e ed.) Bronvermelding

Não informado. (2003). Highway and heavy construction. Cahners Publishing.

Chicago (17e ed.) Bronvermelding

Não informado. Highway and Heavy Construction. Des Plaines, Ill: Cahners Publishing, 2003.

MLA (8e ed.) Bronvermelding

Não informado. Highway and Heavy Construction. Cahners Publishing, 2003.

Let op: Deze citaties zijn niet altijd 100% accuraat.