Lua APA (7ú heag.)
Hobson, V., & Halverson, P. D. (2014). Creating jazz counterpoint: New Orleans, barbershop harmony, and the blues. University Press of Mississippi.
Lua i Stíl Chicago (17ú heag.)
Hobson, Vic, agus Peter D. Halverson. Creating Jazz Counterpoint: New Orleans, Barbershop Harmony, and the Blues. Jackson, Mississippi: University Press of Mississippi, 2014.
Lua MLA (9ú heag.)
Hobson, Vic, agus Peter D. Halverson. Creating Jazz Counterpoint: New Orleans, Barbershop Harmony, and the Blues. University Press of Mississippi, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.