Oates, S. B. (1982). Let the trumpet sound: A life of Martin Luther King, Jr. HarperPerennial.
Lua i Stíl Chicago (17ú heag.)Oates, Stephen B. Let the Trumpet Sound: A Life of Martin Luther King, Jr. New York: HarperPerennial, 1982.
Lua MLA (9ú heag.)Oates, Stephen B. Let the Trumpet Sound: A Life of Martin Luther King, Jr. HarperPerennial, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.