[1] (页面存档备份,存于互联网档案馆) Testimony of Robert Meyers Principal deputy Assistant Administrator for the Office of Air and Radiation U.S. Environmental Protection Agency before the subcommitee on Energy and Air Quality Committee on Energy and Commerce U. S. House of Representatives, July 15, 2008
[1] (页面存档备份,存于互联网档案馆) Testimony of Robert Meyers Principal deputy Assistant Administrator for the Office of Air and Radiation U.S. Environmental Protection Agency before the subcommitee on Energy and Air Quality Committee on Energy and Commerce U. S. House of Representatives, July 15, 2008