Leven, D. D. (1941). Done in oil: The cavalcade of the petroleum industry from a practical, economic and financial standpoint; history, past and present, sciences, drilling operations, production, transportation, refining, marketing, finance investments, oil royalties, regulation of securities and securities markets, taxation, glossary. The Ranger press, inc..
Chicago Style (17th ed.) CitationLeven, David D. Done in Oil: The Cavalcade of the Petroleum Industry from a Practical, Economic and Financial Standpoint; History, Past and Present, Sciences, Drilling Operations, Production, Transportation, Refining, Marketing, Finance Investments, Oil Royalties, Regulation of Securities and Securities Markets, Taxation, Glossary. New York, N.Y.: The Ranger press, inc., 1941.
MLA (9th ed.) CitationLeven, David D. Done in Oil: The Cavalcade of the Petroleum Industry from a Practical, Economic and Financial Standpoint; History, Past and Present, Sciences, Drilling Operations, Production, Transportation, Refining, Marketing, Finance Investments, Oil Royalties, Regulation of Securities and Securities Markets, Taxation, Glossary. The Ranger press, inc., 1941.