Casella, R. (2001). "Being down": Challenging violence in urban schools. Teachers College Press.
Chicago-Zitierstil (17. Ausg.)Casella, Ronnie. "Being Down": Challenging Violence in Urban Schools. New York London: Teachers College Press, 2001.
MLA-Zitierstil (8. Ausg.)Casella, Ronnie. "Being Down": Challenging Violence in Urban Schools. Teachers College Press, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.