American Society of Civil Engineers, Canadian Society for Civil Engineering, & Institution of Civil Engineers Great Britain. (1982). Planning and the civil engineer: Proceedings of a joint conference of the American Society of Civil Engineers, the Canadian Society for Civil Engineering and the Institution of Civil Engineers held in Torquay 20-25 September 1981. Telford.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAmerican Society of Civil Engineers, Canadian Society for Civil Engineering, और Institution of Civil Engineers Great Britain. Planning and the Civil Engineer: Proceedings of a Joint Conference of the American Society of Civil Engineers, the Canadian Society for Civil Engineering and the Institution of Civil Engineers Held in Torquay 20-25 September 1981. London: Telford, 1982.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAmerican Society of Civil Engineers, et al. Planning and the Civil Engineer: Proceedings of a Joint Conference of the American Society of Civil Engineers, the Canadian Society for Civil Engineering and the Institution of Civil Engineers Held in Torquay 20-25 September 1981. Telford, 1982.