O'Gorman, N. (1970). Prophetic voices: Ideas and words on revolution (1st Vintage books ed.). Vintage Books.
Lua i Stíl Chicago (17ú heag.)O'Gorman, Ned. Prophetic Voices: Ideas and Words on Revolution. 1st Vintage books ed. New York: Vintage Books, 1970.
Lua MLA (8ú heag.)O'Gorman, Ned. Prophetic Voices: Ideas and Words on Revolution. 1st Vintage books ed. Vintage Books, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.