1. Allen, Richard 2000. The Life, Experience, and Gospel Labours of the Rt. Rev. Richard Allen. To Which is Annexed the Rise and Progress of the African Methodist Episcopal Church in the United States of America. Containing a Narrative of the Yellow Fever in the Year of our Lord 1793: With an Address to the People of Colour in the United States: Electronic Edition. Retrieved from http://docsouth.unc.edu/neh/allen/allen.html. First published 1833. Accessed January 18, 2013.
2. Allen, Richard. 2001. The Doctrines and Discipline of the African Methodist Episcopal Church: Electronic Edition. Documenting the American South. First published 1817. Retrieved from http://docsouth.unc.edu/church/ame/ame.html. Accessed October 6, 2013.
3. Ames, William n.d. “The Hearing of the Word.” A Puritan’s Mind. Retrieved from http://www.apuritansmind.com/puritan-favorites/william-ames/hearing-the-word/. Accessed August 25, 2013.
4. Brain Tuned to Music;Andrade;Journal of the Royal Society of Medicine,2003