African American Folksong and American Cultural Politics by 
Oxford Handbook of Hip Hop Music by 
Segregating Sound: inventing folk and pop music in the age of Jim Crow by 
Hip Hop Movement: From R&B and the Civil Rights Movement to Rap and the Hip Hop Generation by 
Encyclopedia of African American Music by 
Oxford Music Online
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 
Blues, Funk, Rhythm and Blues, Soul, Hip Hop, and Rap by 
The Biographical Encyclopedia of Jazz by 