The last place on earth
1977
Hayes, Harold T. P. |
Protected areas
Serengeti shall not die
1974
Grzimek, Bernhard |
Grzimek, Michael |
A bibliographic listing of coastal and marine protected areas : a global survey
1986
Silva, Maynard E. |
Gately, Ellen M. |
Desilvestre, Ingrid |
Why wilderness : a report on mismanagement in Lake Superior Provincial Park
1971
Litteljohn, Bruce M. |
Pimlott, Douglas H. |
Interpreting the environment
1982
Sharpe, Grant W. |
Serengeti : dynamics of an ecosystem
1979
Sinclair, A. R. E. |
Norton-Griffiths, M. |
Jasper National Park
1928
Williams, M. B. (Mabel Berta) |
Building community support for protected areas : the case of Tortuguero National Park, Costa Rica
Brown, Jessica L. |