Não informado. (2003). Proceedings of the Institution of Civil Engineers. Thomas Telford.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the Institution of Civil Engineers. London: Thomas Telford, 2003.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Proceedings of the Institution of Civil Engineers. Thomas Telford, 2003.
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