Towards the wise use of wetlands : report of the Ramsar Convention Wise Use Project
1993
Davis, T. J. |
Chad
Vingt-huitième réunion de la Commission des parcs nationaux et des aires protégées, Parc national du "W", Niger, 18-22 mars 1987 : compte rendu
1987
Cloutier, Antoine |
Dufresne, Alain |
Thorsell, J. W. |
Biodiversity in sub-saharan Africa and its islands : conservation, management and sustainable use
1990
Stuart, S. N. |
Adams, Richard J. |
Action strategy for protected areas in the Afrotropical realm
1987
Lusigi, Walter J. |
Thorsell, J. W. |