The history and status of South America national parks and evaluation of selected management options
1974
Wetterberg, G. B. |
Wetterberg, G. B.
Decade of progress for South American national parks 1974-1984
1985
Wetterberg, G. B. |
Jorge Pádua, Maria Tereza |
Quintão, Angela Tresinari Bernandes |
Ponce del Prado, Carlos F. |
The 1978 status of national paks & equivalent reserves in South America
1980
Wetterberg, G. B. |
Soares de Castro, Celso |
Quintão, Angela Tresinari Bernandes |
Rocha Porto, Eduardo Lourenço |
Botswana biological diversity assessment
1988
Hannah, Lee |
Wetterberg, G. B. |
Duvall, Leroy |