Citazione Stile APA (7a Edizione)

Oates, S. B. (1982). Let the trumpet sound: A life of Martin Luther King, Jr. HarperPerennial.

Citazione stile Chigago Style (17a edizione)

Oates, Stephen B. Let the Trumpet Sound: A Life of Martin Luther King, Jr. New York: HarperPerennial, 1982.

Citatione MLA (9a ed.)

Oates, Stephen B. Let the Trumpet Sound: A Life of Martin Luther King, Jr. HarperPerennial, 1982.