Witzel, M. K., & Young-Witzel, G. (2007). Legendary Route 66: A journey through time along America's mother road. Voyageur Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWitzel, Michael Karl, और Gyvel Young-Witzel. Legendary Route 66: A Journey Through Time Along America's Mother Road. St. Paul, Minn.: Voyageur Press, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWitzel, Michael Karl, और Gyvel Young-Witzel. Legendary Route 66: A Journey Through Time Along America's Mother Road. Voyageur Press, 2007.
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