Cummings, J. D. (2015). Macklemore & Ryan Lewis: Grammy-winning hip-hop duo. Essential Library, an imprint of Abdo Pub..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCummings, Judy Dodge. Macklemore & Ryan Lewis: Grammy-winning Hip-hop Duo. Minneapolis, Minn.: Essential Library, an imprint of Abdo Pub., 2015.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCummings, Judy Dodge. Macklemore & Ryan Lewis: Grammy-winning Hip-hop Duo. Essential Library, an imprint of Abdo Pub., 2015.
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