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1.

図書
図書
1. Agenda 21, programme of action for sustainable development : Rio Declaration on Environment and Development : statement of forest principles
United Nations Conference on Environment and Development
出版情報: [S.l.] : United Nations Conference on Environment and Development, [1992?]
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2.

図書
図書
2. Sustainable management of coastal ecosystems
edited by M.S. Swaminathan, R. Ramesh
出版情報: Madras : M.S. Swaminathan Research Foundation : Institute of Ocean Management, Centre for Water Resources, Anna University, 1993
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