Charles Darwin. (2004, April 14). Retrieved May 6, 2025, from http://www.essayworld.com/essays/Charles-Darwin/6234
"Charles Darwin." Essayworld.com. Essayworld.com, 14 Apr. 2004. Web. 6 May. 2025. <http://www.essayworld.com/essays/Charles-Darwin/6234>
"Charles Darwin." Essayworld.com. April 14, 2004. Accessed May 6, 2025. http://www.essayworld.com/essays/Charles-Darwin/6234.
"Charles Darwin." Essayworld.com. April 14, 2004. Accessed May 6, 2025. http://www.essayworld.com/essays/Charles-Darwin/6234.