Brian Kolodiejchuk, Mother Teresa (2012). “Mother Teresa: Come Be My Light: The revealing private writings of the Nobel Peace Prize winner”, p.33, Random House
William Bradford (1870). “A Dialogue, or third conference between some young men born in New England, and some ancient men which cam out of Holland and Old England, concerning the Church and the government thereof ... Edited, with a preface and notes, by Charles Deane. Reprinted from the Proceedings of the Massachusetts Historical Society”, p.6
Wallace D. Wattles (2015). “The Science of Wallace D. Wattles: The Science of Being Well, The Science of Getting Rich & The Science of Being Great – Complete Trilogy: From one of the New Thought pioneers, author of How to Promote Yourself, New Science of Living and Healing, Hellfire Harrison, A New Christ, How to Get What You Want and Jesus The Man and His Work”, p.33, e-artnow