On the possibility of George W. Bush's impeachment
CNN, July 13, 2007. http://transcripts.cnn.com/TRANSCRIPTS/0707/13/sitroom.02.html
Barbara Boxer: Citations en anglais
Barbara Boxer, in Blind Trust, a novel, Chronicle Books, San Francisco 2009, p. 30. http://books.google.com/books?id=BehMxQNuLAMC&pg=PA30&lpg=PA30
Americans for Prosperity. http://www.afphq.org/062609-cap-and-trade-fight-puts-obama-presidency-line