World Bank & Thawat Watanatada. (1987). The Highway design and maintenance standards model. Published for the World Bank [by] Johns Hopkins University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Bank और Thawat Watanatada. The Highway Design and Maintenance Standards Model. Baltimore: Published for the World Bank [by] Johns Hopkins University Press, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld Bank और Thawat Watanatada. The Highway Design and Maintenance Standards Model. Published for the World Bank [by] Johns Hopkins University Press, 1987.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.