Progress report 1991. Internal working draft : National conservation strategy implementation programme
1991
IUCN
National environmental strategy for Jordan : a resource book of information and guidelines for action
1991
McNeely, Jeffrey A. |
Statut actuel des éléphants du Gourma, Mali : proposition de projet de gestion intégrée des ressources
1991
Jachmann, Hugo |
Current status of the Gourma elephants in Mali : a proposal for an integrated resource management project
1991
Jachmann, Hugo |
Oman coastal zone management programme : a framework for action
1991
Salm, Rodney V. |
Jensen, Rolf A. C. |
Oman coastal zone management plan : Musandam
1991
Salm, Rodney V. |
Jensen, Rolf A. C. |