1. Berkes, Fikret (ed.) (1989), Common Property Resources; Ecology and Community-Based Sustainable Development, London: Belhaven Press.
2. Berkes, Fikret, David Feeny, Bonnie McCay, and James M. Acheson (1989), ?The Benefits of the Commons?, Nature 340 (6229), 91?93, July 13.
3. Bromley, Daniel W. (1989a), ?Property Relations and Economic Development: The Other Land Reform?, World Development 17 (6), 867?77.
4. Bromley, Daniel W. (1989b), Economic Interests and Institutions: The Conceptual Foundations of Public Policy, Oxford: Basil Blackwell.
5. Bromley, Daniel W. (1991), Environment and Economy: Property Rights and Public Policy, Oxford: Basil Blackwell.