Sullivan, G. (2005). Built to last: Building America's amazing bridges, dams, tunnels, and skyscrapers. Scholastic Nonfiction.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSullivan, George. Built to Last: Building America's Amazing Bridges, Dams, Tunnels, and Skyscrapers. New York: Scholastic Nonfiction, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSullivan, George. Built to Last: Building America's Amazing Bridges, Dams, Tunnels, and Skyscrapers. Scholastic Nonfiction, 2005.
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