The question of the commons : the culture and ecology of communal resources 1987 Acheson, J. M. | McCay, B. J. |
Protected areas for the twenty-first century : working to provide benefits for society McNeely, Jeffrey A. |
Perspectives on biodiversity : case studies in genetic resource conservation and development 1993 Potter, Christopher S. | Cohen, J. I. | Janczeweski, D. |
Cultivating Knowledge : genetic diversity, farmer experimentation and crop research 1993 Boef, Walter de |
A voice for the excluded : popular participation in development - utopia or necessity? 1994 Stiefel, Matthias | Wolfe, Marshall |