United States. Congress. House. Committee on Science, Space, and Technology (2011). (2011). Review of hydraulic fracturing technology and practices: Hearing before the Committee on Science, Space, and Technology, House of Representatives, One Hundred Twelfth Congress, first session, Wednesday, May 11, 2011. ProQuest.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Science, Space, and Technology (2011). Review of Hydraulic Fracturing Technology and Practices: Hearing Before the Committee on Science, Space, and Technology, House of Representatives, One Hundred Twelfth Congress, First Session, Wednesday, May 11, 2011. Bethesda, Md.: ProQuest, 2011.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Science, Space, and Technology (2011). Review of Hydraulic Fracturing Technology and Practices: Hearing Before the Committee on Science, Space, and Technology, House of Representatives, One Hundred Twelfth Congress, First Session, Wednesday, May 11, 2011. ProQuest, 2011.