Frederick, J. V. (1940). Ben Holladay, the stagecoach king: A chapter in the development of transcontinental transportation. The Arthur H. Clark company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFrederick, J. V. Ben Holladay, the Stagecoach King: A Chapter in the Development of Transcontinental Transportation. Glendale, Calif.: The Arthur H. Clark company, 1940.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFrederick, J. V. Ben Holladay, the Stagecoach King: A Chapter in the Development of Transcontinental Transportation. The Arthur H. Clark company, 1940.
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