APA

United States, . (1999). Enforcement of the Endangered Species Act in California: field hearing before the Committee on Resources, House of Representatives; One Hundred Sixth Congress, first session; July 9, 1999; Hemet, California. Washington: U.S. Government Printing Office.

Chicago

United States, . 1999. Enforcement of the Endangered Species Act in California: field hearing before the Committee on Resources, House of Representatives; One Hundred Sixth Congress, first session; July 9, 1999; Hemet, California. Washington: U.S. Government Printing Office.

Harvard

United States, . (1999). Enforcement of the Endangered Species Act in California: field hearing before the Committee on Resources, House of Representatives; One Hundred Sixth Congress, first session; July 9, 1999; Hemet, California. Washington: U.S. Government Printing Office.

MLA

United States, . Enforcement of the Endangered Species Act in California: field hearing before the Committee on Resources, House of Representatives; One Hundred Sixth Congress, first session; July 9, 1999; Hemet, California. Washington: U.S. Government Printing Office. 1999.