National Petroleum Council. Committee on Refining & Derr, K. T. (1993). U.S. petroleum refining: Meeting requirements for cleaner fuels and refineries. National Petroleum Council.
Chicago Style (17th ed.) CitationNational Petroleum Council. Committee on Refining and Kenneth T. Derr. U.S. Petroleum Refining: Meeting Requirements for Cleaner Fuels and Refineries. [Washington, D.C.]: National Petroleum Council, 1993.
MLA (9th ed.) CitationNational Petroleum Council. Committee on Refining and Kenneth T. Derr. U.S. Petroleum Refining: Meeting Requirements for Cleaner Fuels and Refineries. National Petroleum Council, 1993.
Warning: These citations may not always be 100% accurate.