Rench, W. F. 1. (1946). Roadway and track. Simmons-Boardman publishing corporation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRench, Walter Freeman 1868. Roadway and Track. New York: Simmons-Boardman publishing corporation, 1946.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRench, Walter Freeman 1868. Roadway and Track. Simmons-Boardman publishing corporation, 1946.
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