Robertson, T. (2012). The Malthusian moment: Global population growth and the birth of American environmentalism. Rutgers University Press.
Chicago-Zitierstil (17. Ausg.)Robertson, Thomas. The Malthusian Moment: Global Population Growth and the Birth of American Environmentalism. New Brunswick: Rutgers University Press, 2012.
MLA-Zitierstil (9. Ausg.)Robertson, Thomas. The Malthusian Moment: Global Population Growth and the Birth of American Environmentalism. Rutgers University Press, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.