United States. Federal Energy Regulatory Commission. Office of Pipeline and Producer Regulation. Northern Natural Gas Company docket no RP76-52: Final environmental impact statement.
Chicago Style (17th ed.) CitationUnited States. Federal Energy Regulatory Commission. Office of Pipeline and Producer Regulation. Northern Natural Gas Company Docket No RP76-52: Final Environmental Impact Statement.
MLA (9th ed.) CitationUnited States. Federal Energy Regulatory Commission. Office of Pipeline and Producer Regulation. Northern Natural Gas Company Docket No RP76-52: Final Environmental Impact Statement.
Warning: These citations may not always be 100% accurate.