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Valuing the Environment
- Valuing the Environment : Proceedings of the First Annual International Conference on Environmentally Sustainable Development held at The World Bank Washington, D. C. September 30-October 1, 1993. 1. ed. Washington : The World Bank, 1994. 192 s. Environmentally Sustainable Development Proceedings Series, No.2. ISBN 0-8213-2882-4.
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