APA

United States, . (2012). Electrical outages: hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Twelfth Congress, second session, to receive testimony on weather related electrical outages, April 26, 2012. Washington: U.S. G.P.O.

Chicago

United States, . 2012. Electrical outages: hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Twelfth Congress, second session, to receive testimony on weather related electrical outages, April 26, 2012. Washington: U.S. G.P.O.

Harvard

United States, . (2012). Electrical outages: hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Twelfth Congress, second session, to receive testimony on weather related electrical outages, April 26, 2012. Washington: U.S. G.P.O.

MLA

United States, . Electrical outages: hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Twelfth Congress, second session, to receive testimony on weather related electrical outages, April 26, 2012. Washington: U.S. G.P.O. 2012.