Bolin, Bob .2007. Race, Class, Ethnicity, and Disaster Vulnerability "IN Handbook of Disaster Research Edited by Havidan Rodriguez , Enrico L. Quarantelli and Russell R. Dynes,Springer , publication, New York, USA.
Kaika, H.; Maria, N. and Swyngedouw, E. 2006. In the Nature of Cities: Urban political ecology and the politics of urban metabolism. Routledge and Taylor & Francis Group, London.
Kuper, A. and Kuper, J. (Eds.) .1999. The Social Science Encyclopaedia. Routledge, New York.