Tham khảo John_Newton

  • Aitken, Jonathan, John Newton: From Disgrace to Amazing Grace (Crossway Books, 2007).
  • Bennett, H.L. John Newton in Dictionary of National Biography (Oxford: University Press, 1894)
  • Hindmarsh, D. Bruce. John Newton in Oxford Dictionary of National Biography (Oxford: University Press, 2004)
  • Hochschild, Adam. Bury the Chains, The British Struggle to Abolish Slavery (Basingstoke: Pan Macmillan, 2005)
  • Turner, Steve, "Amazing Grace: The Story of America's Most Beloved Song" (New York: Ecco/HarperCollins, 2002)
  • Rediker, Marcus, The Slave Ship: A Human History (Viking)