Gray, J. E. (1975). Energy policy: Industry perspectives. Ballinger Pub. Co.
Chicago Style (17th ed.) CitationGray, John E. Energy Policy: Industry Perspectives. Cambridge, Mass: Ballinger Pub. Co, 1975.
MLA (9th ed.) CitationGray, John E. Energy Policy: Industry Perspectives. Ballinger Pub. Co, 1975.
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