Porter, T. J. The social roots of Afro-American music: 1950 - 1970: Thomas J. Porter. A freedomways reader : Afro-America in the seventies.(1977).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPorter, Thomas J. "The Social Roots of Afro-American Music: 1950 - 1970: Thomas J. Porter." A Freedomways Reader : Afro-America in the Seventies.(1977) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रPorter, Thomas J. "The Social Roots of Afro-American Music: 1950 - 1970: Thomas J. Porter." A Freedomways Reader : Afro-America in the Seventies.(1977), .
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