1. Population, Resources, Environment: Issues in Human Ecology;Ehrlich,1970
2. World Dynamics;Forrester,1971
3. The Limits to Growth: A Report for the Club of Rome's Project on the Predicament of Mankind;Meadows,1972
4. Mankind at the Turning Point—The Second Report to the Club of Rome;Mesarovic,1974
5. Computation of the Absolute Maximum Food Production of the World;Buringh,1975