APA (7th ed.) Citation

Raymond, M., & Leffler, W. L. (2006). Oil and gas production in nontechnical language. PennWell Corporation.

Chicago Style (17th ed.) Citation

Raymond, Martin, and William L. Leffler. Oil and Gas Production in Nontechnical Language. Tulsa, Okla.: PennWell Corporation, 2006.

MLA (9th ed.) Citation

Raymond, Martin, and William L. Leffler. Oil and Gas Production in Nontechnical Language. PennWell Corporation, 2006.