United States. Congress. Senate. Committee on Environment and Public Works. Subcommittee on Water and Wildlife & United States. Congress. Senate. Committee on Environment and Public Works. (2011). Natural Gas Drilling: Public Health and Environmental Impacts. ProQuest.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Subcommittee on Water and Wildlife and United States. Congress. Senate. Committee on Environment and Public Works. Natural Gas Drilling: Public Health and Environmental Impacts. Bethesda, Md.: ProQuest, 2011.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Environment and Public Works. Subcommittee on Water and Wildlife and United States. Congress. Senate. Committee on Environment and Public Works. Natural Gas Drilling: Public Health and Environmental Impacts. ProQuest, 2011.