Steven Hawking. (2011, May 1). Retrieved July 12, 2025, from http://www.essayworld.com/essays/Steven-Hawking/98703
"Steven Hawking." Essayworld.com. Essayworld.com, 1 May. 2011. Web. 12 Jul. 2025. <http://www.essayworld.com/essays/Steven-Hawking/98703>
"Steven Hawking." Essayworld.com. May 1, 2011. Accessed July 12, 2025. http://www.essayworld.com/essays/Steven-Hawking/98703.
"Steven Hawking." Essayworld.com. May 1, 2011. Accessed July 12, 2025. http://www.essayworld.com/essays/Steven-Hawking/98703.