Enger, Eldon D., and Bradley F. Smith. Environmental Science: a Study of Interrelationships. 10th ed. New York: McGraw Hill, 2006. 186-208.
Gipe, Paul. Wind Power, Revised Edition: Renewable Energy for Home, Farm, and Business. Vermont: Chelsea Green Publishing Company, 2004.
Pedersen, Eja, and Persson Waye, Kerstin . "Perception and Annoyance Due to Wind Turbine Noise- a Dose-Response Relationship." Journal of the Acoustical Society 116 (2004): 3460-3470.
Povey, Karen D.. Energy Alternatives (Hot Topics). Farmington Hills, MI: Lucent Books, 2007.
United States. Census Bureau. “Table 898 Renewable Energy Consumption Estimates by
Source: 1995 to 2003." Statistical Abstract of the United States. 15 Dec. 2006.
U.S. Census Bureau. 16 Dec. 2006 United States. Census Bureau. “Table 900 Residential Energy Consumption,
Expenditures, and Average Price: 1980 to 2001.” Statistical Abstract of the
United States. 15 Dec. 2006. U.S. Census Bureau. 16 Dec. 2006 Walisiewicz, Marek. Alternative Energy (Essential Science Series). New York: DK ADULT, 2002.
Wind Power Outlook: Wind Energy's Growing Power Boosts Economy, Environment, &
Energy Security. Washington DC: American Wind Energy Association, 2006.