1. Spangenberg Joachim. A Guide to Community Sustainability Indicators;AnkeValentin;Environmental Impact Assessment Review,2000
2. Dahlia Rosly, Azmizam Abdul Rashid. Happiness Index towards Sustainable and Livable Cities in Malaysia.43rd Annual Conference of the Urban Affairs Association 1 2014; academia.Web. 6 June 2014.
3. Economic Planning Unit. 2014. Malaysia Wellbeing Report 2014. Malaysia.
4. HabsahHashim, KamarulBaharinShuib. Comparing Economic and Social Indicators Towards Sustainable Development in Selangor, Malaysia.OIDA International Journal of Sustainable Development 3 2012: 39+48. Social Science Research Network.Web. 7 Oct. 2014.
5. John Haworth, Graham Hart. Wellbeing: Individuals, Community and Social Perspectives. New York: Palgrave McMillan, 2007. Print.