1. The New World of Materials
2. 1968. The Study of Policy Formation: An Introduction. In The Study of Policy Formation, ed. and . London: The Free Press.
3. 1968. Description Decision Theory from the Administrative View Point. In The Study of Policy Formation, ed. and . London: The Free Press.
4. Mineral Resources, Economic Growth, and World Population
5. and . 1996. Sustainability and Lateral Issues. Proceedings of 1995 International System Dynamics Conference. Tokyo: System Dynamics Society.