1. Hardoy J, Satterthwaite D. Squatter Citizen—Life in the Urban Third World. London: Earthscan; 1995:301.
2. Population Reference Bureau. Human Population: Fundamentals of Growth Patterns of World Urbanisation. USA: Population Reference Bureau. Available at: http://www.prb.org. Accessed on: 15 Dec 2004.
3. Laquian AA. Beyond Metropolis—The Planning and Governance of Asia’s Mega-Urban Regions. Baltimore: The Johns Hopkins University Press; 2005.
4. UNDP. UN Millennium Project—Investing in Development: A Practical Plan to Achieve the Millennium Development Goals. London: Earthscan; 2005.
5. UNFPA. State of the World Population. New York: UNFPA; 2004.