"Warren Buffett: I Haven't Seen As Much Economic Fear In My Adult Lifetime - Charlie Rose Interview". Interview with Charlie Rose, www.cnbc.com. October 1, 2008.
John Gabriel Stedman (1796). “Narrative of a Five Years' Expedition, Against the Revolted Negroes of Surinam: In Guiana, on the Wild Coast of South America; from the Year 1772, to 1777: Elucidating the History of that Country, and Describing Its Productions ... with an Account of the Indians of Guiana, & Negroes of Guinea. By Captn. J. G. Stedman ... ...”, p.28