Cox, T. R. (2010). The lumberman's frontier: Three centuries of land use, society, and change in America's forests. Oregon State University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCox, Thomas R. The Lumberman's Frontier: Three Centuries of Land Use, Society, and Change in America's Forests. Corvallis: Oregon State University Press, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCox, Thomas R. The Lumberman's Frontier: Three Centuries of Land Use, Society, and Change in America's Forests. Oregon State University Press, 2010.
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