Não informado. (2008). Roads and road construction year book & directory. Carriers Publishing Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Roads and Road Construction Year Book & Directory. London: Carriers Publishing Company, 2008.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Roads and Road Construction Year Book & Directory. Carriers Publishing Company, 2008.
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