American Petroleum Institute. (1963). The Western Hemisphere: A physical map showing marine sedimentary basins and major oil and gas producing areas. American Petroleum Institute.
Chicago Style (17th ed.) CitationAmerican Petroleum Institute. The Western Hemisphere: A Physical Map Showing Marine Sedimentary Basins and Major Oil and Gas Producing Areas. New York, N.Y.: American Petroleum Institute, 1963.
MLA (8th ed.) CitationAmerican Petroleum Institute. The Western Hemisphere: A Physical Map Showing Marine Sedimentary Basins and Major Oil and Gas Producing Areas. American Petroleum Institute, 1963.
Warning: These citations may not always be 100% accurate.