1Bingham, Jane. Culture in Action: Graffiti. Chicago: Capstone Global Library, 2010.
2Eisenman, Peter. "Memorial to the Murdered Jews of Europe." Architectuul. Accessed: March 21, 2020.
3"Graffiti and Street Art." The Nature of Cities. Accessed: March 26, 2020.
4"Graffiti." Dictionary.com. Accessed: March 21, 2020.
5"Graffiti Statistics United States." Statistics. January 15, 2019. Accessed: March 22, 2020.
6Grimshaw, Patricia. "Earliest Known Depiction of Jesus Is Not So Flattering." The Vintage News, August 31, 2018. Accessed: March 21, 2020.
7Henley, Jon. "Graffitists Who Leave Their Mark on History May Have Had Their Time." The Guardian, March 4, 2014. Accessed: March 21, 2020.
8"NeverWet Graffiti: Invisible-Ink Street Art Shows Up in Rain." Web Urbanist. Accessed: March 21, 2020.
9Pereira, Sandrine. Graffitti. San Francisco: Silverback Books, Inc., 2005.
10"What Happens When You Land on the Wrong Aircraft Carrier?" Aviation Humor. Accessed: March 21, 2020.
11"Who Is Bozo Texino?" Walker. Accessed: March 26, 2020.