1. Abel, E. and Buckley, B.E. 1973. The Handwriting on the Wall: Contributions to Sociology, Greenwood, Westport, Conn.
2. Art Crimes: The Writing on the Wall https://www.graffiti.org/
3. Austin, J. 2002. Taking the Train: How Graffiti Art Became an Urban Crisis in New York City, Columbia University Press.
4. Banksy. 2002. Existencillism. London: Weapons of Mass Distraction.
5. Banksy. 2006. Wall and piece. London: Century Press.