APA

United States, . (19992000). Oversight hearing on the proposed World Heritage Committee policy prohibiting mining in areas surrounding World Heritage sites: oversight hearing before the Subcommittee on Energy and Mineral Resources of the Committee on Resources, House of Representatives, One Hundred Sixth Congress, first session, October 28, 1999, Washington, DC. Washington: U.S. G.P.O.

Chicago

United States, . 19992000. Oversight hearing on the proposed World Heritage Committee policy prohibiting mining in areas surrounding World Heritage sites: oversight hearing before the Subcommittee on Energy and Mineral Resources of the Committee on Resources, House of Representatives, One Hundred Sixth Congress, first session, October 28, 1999, Washington, DC. Washington: U.S. G.P.O.

Harvard

United States, . (19992000). Oversight hearing on the proposed World Heritage Committee policy prohibiting mining in areas surrounding World Heritage sites: oversight hearing before the Subcommittee on Energy and Mineral Resources of the Committee on Resources, House of Representatives, One Hundred Sixth Congress, first session, October 28, 1999, Washington, DC. Washington: U.S. G.P.O.

MLA

United States, . Oversight hearing on the proposed World Heritage Committee policy prohibiting mining in areas surrounding World Heritage sites: oversight hearing before the Subcommittee on Energy and Mineral Resources of the Committee on Resources, House of Representatives, One Hundred Sixth Congress, first session, October 28, 1999, Washington, DC. Washington: U.S. G.P.O. 19992000.