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United Nations Centre for Regional Development ,  International Lake Environment Committee ,  United Nations Environment Programme ,  [Training in Environmental Planning and Management: Focus on Inland Waters - Report and Summary of Proceedings of the UNCRD/ILEC/UNEP Joint Expert Group - UNCRD Meeting Report Series No. 21] ,  Training in Environmental Planning and Management: Focus on Inland Waters - Report and Summary of Proceedings of the UNCRD/ILEC/UNEP Joint Expert Group - UNCRD Meeting Report Series No. 21