Classification and use of protected natural and cultural areas : a report
1973
Dasmann, Raymond Fredric |
Protected areas
Parks for life : enhancing the role of protected areas in sustaining society
1991
McNeely, Jeffrey A. |
Bilan régional : Europe
1992
Synge, Hugh |
Regional reviews
1992
Síntesis de talleres
1992
Résumés des ateliers
1992
Workshop abstracts
1992