APA (7 वां संस्करण) प्रशस्ति पत्र
Hughes, D. M. (2017). Energy without conscience: Oil, climate change, and complicity. Duke University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Hughes, David McDermott. Energy Without Conscience: Oil, Climate Change, and Complicity. Durham: Duke University Press, 2017.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Hughes, David McDermott. Energy Without Conscience: Oil, Climate Change, and Complicity. Duke University Press, 2017.
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