The race to replace the common light bulb
Publisher: U.S. Dept. of Energy, Energy Efficiency & Renewable Energy
Published: 2009
Place of publication: Washington, D.C.]
Language: eng
Format: [electronic resource]
Subjects: Light bulbs; Energy consumption
Other titles: L Prize
Notes: Title from title screen (viewed on Oct. 16, 2009).

"June 2009."