Tucker, Spencer (2010). The Encyclopedia of Middle East Wars: The United States in the Persian Gulf, Afghanistan, and Iraq Conflicts. Vol. 1. ABC-CLIO. p. 191. ISBN978-1-85109-947-4.
Tucker, Spencer (2010). The Encyclopedia of Middle East Wars: The United States in the Persian Gulf, Afghanistan, and Iraq Conflicts. Vol. 1. ABC-CLIO. pp. 191–192. ISBN978-1-85109-947-4.