Denis Waitley, Dayna Waitley, Deborah Waitley (1999). “The Psychology of Winning for Women: What Every Woman Needs to Know, what Every Man Needs to Understand”, Executive Excellence Pub
George Washington, John Clement Fitzpatrick, David Maydole Matteson (1782). “The Writings of George Washington from the Original Manuscript Sources, 1745-1799”, p.341
Rudyard Kipling (2015). “The Complete Works of Rudyard Kipling (Illustrated): 5 Novels & 440+ Short Stories, Complete Poetry, Historical Military Works and Autobiographical Writings (Kim, The Jungle Book, The Man Who Would Be King, Land and Sea Tales, Captain Courageous…)”, p.5822, e-artnow