APA

United States, . (1977). Hearings before the Ad Hoc Committee on Energy, U.S. House of Representatives, Ninety-fifth Congress, first session, on the National energy act: hearings held on May 4, 5, and 12, 1977. Washington: U.S. Govt. Print. Off.

Chicago

United States, . 1977. Hearings before the Ad Hoc Committee on Energy, U.S. House of Representatives, Ninety-fifth Congress, first session, on the National energy act: hearings held on May 4, 5, and 12, 1977. Washington: U.S. Govt. Print. Off.

Harvard

United States, . (1977). Hearings before the Ad Hoc Committee on Energy, U.S. House of Representatives, Ninety-fifth Congress, first session, on the National energy act: hearings held on May 4, 5, and 12, 1977. Washington: U.S. Govt. Print. Off.

MLA

United States, . Hearings before the Ad Hoc Committee on Energy, U.S. House of Representatives, Ninety-fifth Congress, first session, on the National energy act: hearings held on May 4, 5, and 12, 1977. Washington: U.S. Govt. Print. Off. 1977.