United States. Congress. Senate. Committee on Environment and Public Works. (1997). Enforcement of environmental laws: Hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Fifth Congress, first session on the relationship between the federal and state governments in the enforcement of environmental laws, June 10, 1997. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Enforcement of Environmental Laws: Hearing Before the Committee on Environment and Public Works, United States Senate, One Hundred Fifth Congress, First Session on the Relationship Between the Federal and State Governments in the Enforcement of Environmental Laws, June 10, 1997. Washington: U.S. Government Printing Office, 1997.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Enforcement of Environmental Laws: Hearing Before the Committee on Environment and Public Works, United States Senate, One Hundred Fifth Congress, First Session on the Relationship Between the Federal and State Governments in the Enforcement of Environmental Laws, June 10, 1997. U.S. Government Printing Office, 1997.