Não informado. (2008). Roads and road construction year book & directory. Carriers Publishing Company.
Čikaški stil citiranja (17. izdanje)Não informado. Roads and Road Construction Year Book & Directory. London: Carriers Publishing Company, 2008.
MLA način citiranja (8. izdanje)Não informado. Roads and Road Construction Year Book & Directory. Carriers Publishing Company, 2008.
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