Biological diversity : international and national law aspects : papers submitted to a seminar held in Harare, Zimbabwe, November 1991
1991
Gambia
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. |