An pagkakaiba han mga rebisyon han "Blues"

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* {{cite book|author=Dicaire, David|title=Blues Singers: Biographies of 50 Legendary Artists of the Early 20th Century|url=https://archive.org/details/bluessingersbiog0000dica|publisher=McFarland|year=1999|isbn=978-0-7864-0606-7}}
* {{cite book|author=Ewen, David|title=Panorama of American Popular Music|url=https://archive.org/details/panoramaofameric00ewen|publisher=Prentice Hall|year=1957|isbn=978-0-13-648360-1}}
* {{cite book|author=Ferris, Jean|title=America's Musical Landscape|url=https://archive.org/details/americasmusicall0000ferr|publisher=Brown & Benchmark|year=1993|isbn=978-0-697-12516-3}}
* {{cite book|author=Garofalo, Reebee|title=Rockin' Out: Popular Music in the USA|url=https://archive.org/details/rockinoutpopular00garo_0|publisher=Allyn & Bacon|year=1997|isbn=978-0-205-13703-9}}
* {{cite book|author=Herzhaft, Gérard, Paul Harris and, Brigitte Debord|title=Encyclopedia of the Blues|url=https://archive.org/details/encyclopediaofbl00herz|publisher=[[University of Arkansas Press]]|year=1997|isbn=978-1-55728-452-5}}