Lua APA (7ú heag.)
(1976). Let justice roll down: Jonh perkins tells his own story. G/L publications.
Lua i Stíl Chicago (17ú heag.)
Let Justice Roll Down: Jonh Perkins Tells His Own Story. California: G/L publications, 1976.
Lua MLA (9ú heag.)
Let Justice Roll Down: Jonh Perkins Tells His Own Story. G/L publications, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.