Do UFOs Exist?. (2004, December 29). Retrieved October 1, 2025, from http://www.essayworld.com/essays/Do-UFOs-Exist/19716
"Do UFOs Exist?." Essayworld.com. Essayworld.com, 29 Dec. 2004. Web. 1 Oct. 2025. <http://www.essayworld.com/essays/Do-UFOs-Exist/19716>
"Do UFOs Exist?." Essayworld.com. December 29, 2004. Accessed October 1, 2025. http://www.essayworld.com/essays/Do-UFOs-Exist/19716.
"Do UFOs Exist?." Essayworld.com. December 29, 2004. Accessed October 1, 2025. http://www.essayworld.com/essays/Do-UFOs-Exist/19716.