Resolutions and recommendations.  Seventeenth session of the General Assembly of IUCN and seventeenth IUCN Technical Meeting, San José, Costa Rica, 1-10 February 1988

Resolutions and recommendations. Seventeenth session of the General Assembly of IUCN and seventeenth IUCN Technical Meeting, San José, Costa Rica, 1-10 February 1988

Publication
1988