1. Asia Pacific Energy Research Centre (APERC), 2005. Renewable Electricity in the APEC Region. APERC, Tokyo, Japan.
2. Green Urbanism: Learning from European Cities;Beatley,2000
3. White Paper of Energy Policy;BEROC,2005
4. Bureau of Energy of the Republic of China (BEROC), 2008. The Statistical Retail Price of Domestic LPG. BEROC website: 〈http://www.moeaboe.gov.tw/oil102/cpknew/A00/Oil_Price4.asp〉.
5. Bureau of Energy of the Republic of China (BEROC), 2009a. Energy Statistics Handbook. BEROC website: 〈http://www.moeaboe.gov.tw/opengovinfo/Plan/all/WorkStatisticsAll.aspx〉.