Hawking. (2005, April 17). Retrieved April 23, 2024, from http://www.essayworld.com/essays/Hawking/25521
"Hawking." Essayworld.com. Essayworld.com, 17 Apr. 2005. Web. 23 Apr. 2024. <http://www.essayworld.com/essays/Hawking/25521>
"Hawking." Essayworld.com. April 17, 2005. Accessed April 23, 2024. http://www.essayworld.com/essays/Hawking/25521.
"Hawking." Essayworld.com. April 17, 2005. Accessed April 23, 2024. http://www.essayworld.com/essays/Hawking/25521.