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Segregating Sound: inventing folk and pop music in the age of Jim Crow by 
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Encyclopedia of African American Music by 
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Encyclopedia of the Blues by A full-length, authoritative encyclopaedia on the Blues as a musical form, this A-Z resource covers not only the performers, but also musical styles, regions, record labels and cultural aspects of the blues, including race and gender issues. Special attention is paid to discographies and bibliographies.
Encyclopedia of American Gospel Music by The Encyclopedia of American Gospel Music is the first comprehensive reference to cover this important American musical form. Coverage includes all aspects of both African-American and white gospel from history and performers to recording techniques and styles as well as the influence of gospel on different musical genres and cultural trends.
Icons of R&B and Soul: an encyclopedia of the artists who revolutionized rhythm by 
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