Vandy, G., & Person, D. (2016). 26 songs in 30 days: Woody Guthrie's Columbia River songs and the planned promised land in the Pacific Northwest. Sasquatch Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVandy, Greg, और Daniel Person. 26 Songs in 30 Days: Woody Guthrie's Columbia River Songs and the Planned Promised Land in the Pacific Northwest. Seattle, WA: Sasquatch Books, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रVandy, Greg, और Daniel Person. 26 Songs in 30 Days: Woody Guthrie's Columbia River Songs and the Planned Promised Land in the Pacific Northwest. Sasquatch Books, 2016.
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