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Survey of research expertise in indigenous plant use : Sub-saharan Africa 1994 Anati, A. | Walmsley, J. J. | Hansen, L. C. B. |
Coral reef protected areas international instruments : World Heritage Convention, world network of biosphere reserves, Ramsar Convention 2002 Haapkylä, Jessica | Salvat, Bernard | Schrimm, Muriel |
Wetlands in Russia, vol.1: Wetlands of international importance, vol.3: Wetlands on the Ramsar shadow list 2000 Krivenko, V. G. |
A preliminary inventory of wetlands of international importance for waterfowl in West Europe and Northwest Africa 1980 Scott, Derek A. |