APA (7e ed.) Bronvermelding

Não informado. (2008). Roads and road construction year book & directory. Carriers Publishing Company.

Chicago (17e ed.) Bronvermelding

Não informado. Roads and Road Construction Year Book & Directory. London: Carriers Publishing Company, 2008.

MLA (8e ed.) Bronvermelding

Não informado. Roads and Road Construction Year Book & Directory. Carriers Publishing Company, 2008.

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