Literature
Authors(s) McNeely, J. A., Miller, K. R., Reid, W. V., Mittermeier, R. A. and Werner, T. B. (eds.)
Year 1990
Title Conserving the World's Biological Diversity. International Union for the Conservation of Nature and Natural Resources, World Resources Institute, Conservation International, World Wildlife Fund - US, and the World Bank. Gland, Switzerland and Washington DC.