(2009). Great American scenic railroads. Distributed by Questar.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGreat American Scenic Railroads. Chicago, IL: Distributed by Questar, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGreat American Scenic Railroads. Distributed by Questar, 2009.
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