Hoel, M. (2009). Climate policy: Costs and design: a survey of some recent numerical studies. Nordic Council of Ministers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHoel, Michael. Climate Policy: Costs and Design: A Survey of Some Recent Numerical Studies. Copenhagen: Nordic Council of Ministers, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHoel, Michael. Climate Policy: Costs and Design: A Survey of Some Recent Numerical Studies. Nordic Council of Ministers, 2009.
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