1. U.S. Energy Information Organization, (Residential Energy Consumption Survey (RECS), 2009),
http://www.eia.gov/consumption/residential/
. Accessed: 06 Oct 2013
2. U.S. Energy Information Administration, (Residential Energy Consumption Survey (RECS)),
http://www.eia.gov/consumption/residential/data/2009/
. Accessed 3 Dec 2013
3. Energy Star, ENERGY STAR Market & Industry Scoping Report: Residential Clothes Dryers: November 2011 (2011)
4. U.S. Department of Energy, Technical Support Document: Energy Efficiency Program for Consumer Products and Commercial and Industrial Equipment: Residential Clothes Dryers and Room Air Conditioner. no. (2011)
5. U.S. Department of Energy: Energy Efficiency and Renewable Energy, Roadmap for Next-Generation Appliances. no. (2012)