Dressman, F. (1994). Gus Wortham: Portrait of a leader. Texas A & M University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDressman, Fran. Gus Wortham: Portrait of a Leader. College Station: Texas A & M University Press, 1994.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDressman, Fran. Gus Wortham: Portrait of a Leader. Texas A & M University Press, 1994.
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