Barlow, W. (1989). Looking up at down: The emergence of blues culture. Temple University Press.
Lua i Stíl Chicago (17ú heag.)Barlow, William. Looking Up at Down: The Emergence of Blues Culture. Philadelphia: Temple University Press, 1989.
Lua MLA (9ú heag.)Barlow, William. Looking Up at Down: The Emergence of Blues Culture. Temple University Press, 1989.
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