Lichens. (2004, January 16). Retrieved May 9, 2025, from http://www.essayworld.com/essays/Lichens/1548
"Lichens." Essayworld.com. Essayworld.com, 16 Jan. 2004. Web. 9 May. 2025. <http://www.essayworld.com/essays/Lichens/1548>
"Lichens." Essayworld.com. January 16, 2004. Accessed May 9, 2025. http://www.essayworld.com/essays/Lichens/1548.
"Lichens." Essayworld.com. January 16, 2004. Accessed May 9, 2025. http://www.essayworld.com/essays/Lichens/1548.