1. Thailand Greenhouse Gas Management Organization. 2011. Emission Factor [Online]. Available at: http://thaicarbonlabel.tgo.or.th/download/Emission_Factor.pdf. April 20, 2011.
2. Intergovernmental Panel on Climate Change. 2007. 2006 IPCC Guidelines for National Greenhouse Gas Inventories: Volume 5 Waste, Chapter 6: Wastewater Treatment and Discharge. Available source: http://www.ipcc- nggip.iges.or.jp/public/2006gl/vol5.html. June 13, 2011.
3. Thailand Greenhouse Gas Management Organization. 2011. Carbon Market [Online]. Available at: http://www.tgo.or.th/index.php?option=com_content&task=section&id=9&Itemid=50. May 10, 2011.
4. Thailand Greenhouse Gas Management Organization. 2011. GHG & Climate Change [Online]. Available at: http://www.tgo.or.th/index.php?option=com_content&task=section&id=5&Itemid =28. Jauary 20, 2011.
5. United Nations Framework Convention on Climate Change. 2011. United Nations Framework Convention on Climate Change [Online]. Available at: http://unfccc.int/2860.php. January 20, 2011.