APA

United States, . (2018). The status and outlook for U.S. and North American energy and resource security: hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Fifteenth Congress, first session, July 18, 2017. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2018. The status and outlook for U.S. and North American energy and resource security: hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Fifteenth Congress, first session, July 18, 2017. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2018). The status and outlook for U.S. and North American energy and resource security: hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Fifteenth Congress, first session, July 18, 2017. Washington: U.S. Government Publishing Office.

MLA

United States, . The status and outlook for U.S. and North American energy and resource security: hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Fifteenth Congress, first session, July 18, 2017. Washington: U.S. Government Publishing Office. 2018.