Robertson, T. (2012). The Malthusian moment: Global population growth and the birth of American environmentalism. Rutgers University Press.
Chicago-čujuhus (17. p.)Robertson, Thomas. The Malthusian Moment: Global Population Growth and the Birth of American Environmentalism. New Brunswick: Rutgers University Press, 2012.
MLA-čujuhus (9. p.)Robertson, Thomas. The Malthusian Moment: Global Population Growth and the Birth of American Environmentalism. Rutgers University Press, 2012.
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