APA
United States, . (2016). A ceremony unveiling the portrait of the Honorable Richard W. Pombo: a representative in Congress from the state of California, January 3, 1993-January 3, 2007 : chairman of the Committee on Natural Resources for the One Hundred Eighth and One Hundred Ninth Congresses : proceedings before the Committee on Natural Resources, U.S. House of Representatives, July 28, 2015. Washington: U.S. Government Publishing Office.
Chicago
United States, . 2016. A ceremony unveiling the portrait of the Honorable Richard W. Pombo: a representative in Congress from the state of California, January 3, 1993-January 3, 2007 : chairman of the Committee on Natural Resources for the One Hundred Eighth and One Hundred Ninth Congresses : proceedings before the Committee on Natural Resources, U.S. House of Representatives, July 28, 2015. Washington: U.S. Government Publishing Office.
Harvard
United States, . (2016). A ceremony unveiling the portrait of the Honorable Richard W. Pombo: a representative in Congress from the state of California, January 3, 1993-January 3, 2007 : chairman of the Committee on Natural Resources for the One Hundred Eighth and One Hundred Ninth Congresses : proceedings before the Committee on Natural Resources, U.S. House of Representatives, July 28, 2015. Washington: U.S. Government Publishing Office.
MLA
United States, . A ceremony unveiling the portrait of the Honorable Richard W. Pombo: a representative in Congress from the state of California, January 3, 1993-January 3, 2007 : chairman of the Committee on Natural Resources for the One Hundred Eighth and One Hundred Ninth Congresses : proceedings before the Committee on Natural Resources, U.S. House of Representatives, July 28, 2015. Washington: U.S. Government Publishing Office. 2016.