APA (7th ed.) Citation

United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Environment, & United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Energy. (2013). Keystone XL Pipeline: Examining Scientific and Environmental Issues. ProQuest.

Chicago Style (17th ed.) Citation

United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Environment, and Space United States. Congress. House. Committee on Science. Keystone XL Pipeline: Examining Scientific and Environmental Issues. Bethesda, Md.: ProQuest, 2013.

MLA (9th ed.) Citation

United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Environment, and Space United States. Congress. House. Committee on Science. Keystone XL Pipeline: Examining Scientific and Environmental Issues. ProQuest, 2013.

Warning: These citations may not always be 100% accurate.