Brown, L. R. (1995). Who willfeed China?New York: Norton.
2.
Brown, L. R. (1996). Tough choices: Facing the challenge offood scarcity. New York: Norton.
3.
Heilbroner, R. (1980). The worldly philosophers. New York: Simon & Schuster.
4.
Hess, J. L. (1987, April 18). Malthus: Then and now. The Nation, pp. 496-499.
5.
Malthus, T. R. (1970). An essay on the principle of population and a summary view of the principle of population. New York: Penguin.
6.
Malthus, T. R. (1989). An essay on the principle ofpopulation; or a view of its past and presenlt effects on human happiness (2 Vols.). New York: Cambridge University Press.
7.
Plenty of gloom . (1997, December 20). The Economist, pp. 19-21.
