Helm, D., & Kay, J. A. (1989). The Market for energy. Oxford [Oxfordshire] : New York: Clarendon Press ; Oxford University Press.
Chicago Style CitationHelm, Dieter, and J. A. Kay. The Market for Energy. Oxford [Oxfordshire] : New York: Clarendon Press ; Oxford University Press, 1989.
MLA CitationHelm, Dieter, and J. A. Kay. The Market for Energy. Oxford [Oxfordshire] : New York: Clarendon Press ; Oxford University Press, 1989.
Warning: These citations may not always be 100% accurate.