O'Gorman, N. (1970). Prophetic voices: Ideas and words on revolution (1st Vintage books ed.). Vintage Books.
Cita Chicago Style (17a ed.)O'Gorman, Ned. Prophetic Voices: Ideas and Words on Revolution. 1st Vintage books ed. New York: Vintage Books, 1970.
Cita MLA (8a ed.)O'Gorman, Ned. Prophetic Voices: Ideas and Words on Revolution. 1st Vintage books ed. Vintage Books, 1970.
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