ebrary, Inc, Joffe, H., Rossetto, T., & Adams, J. (2013). Cities at risk: Living with perils in the 21st century. Springer.
Chicago-referens (17:e uppl.)ebrary, Inc, Helene Joffe, Tiziana Rossetto, och John Adams. Cities at Risk: Living with Perils in the 21st Century. Dordrecht ; New York: Springer, 2013.
MLA-referens (8:e uppl.)ebrary, Inc, et al. Cities at Risk: Living with Perils in the 21st Century. Springer, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.