Johnston, D. (2003). International exploration economics, risk, and contract analysis. PennWell Corporation.
Chicago Style (17th ed.) CitationJohnston, Daniel. International Exploration Economics, Risk, and Contract Analysis. Tulsa, Oklahoma: PennWell Corporation, 2003.
MLA (9th ed.) CitationJohnston, Daniel. International Exploration Economics, Risk, and Contract Analysis. PennWell Corporation, 2003.
Warning: These citations may not always be 100% accurate.