APA (7 वां संस्करण) प्रशस्ति पत्र
Miller, C. (2001). Gifford Pinchot and the making of modern environmentalism. Island Press/Shearwater Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Miller, Char. Gifford Pinchot and the Making of Modern Environmentalism. Washington, DC: Island Press/Shearwater Books, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Miller, Char. Gifford Pinchot and the Making of Modern Environmentalism. Island Press/Shearwater Books, 2001.
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