Dempsey, D. G. Tubular and other iron girder bridges: Particularly describing the Britannia and Conway Tubular Bridges with a sketch of iron bridges (4th. ed.). Crosby Lockwood and Co.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDempsey, Drysdale G. Tubular and Other Iron Girder Bridges: Particularly Describing the Britannia and Conway Tubular Bridges with a Sketch of Iron Bridges. 4th. ed. London: Crosby Lockwood and Co.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDempsey, Drysdale G. Tubular and Other Iron Girder Bridges: Particularly Describing the Britannia and Conway Tubular Bridges with a Sketch of Iron Bridges. 4th. ed. Crosby Lockwood and Co.
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