Duke University. Center for International Studies, Richards, J. F., & Tucker, R. P. (1988). World deforestation in the twentieth century. Duke University Press.
Chicago Style (17. basım) AtıfDuke University. Center for International Studies, John F. Richards, ve Richard P. Tucker. World Deforestation in the Twentieth Century. Durham: Duke University Press, 1988.
MLA (9th ed.) AtıfDuke University. Center for International Studies, et al. World Deforestation in the Twentieth Century. Duke University Press, 1988.
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