IUCN

Plan del sistema de areas protedigas de El Peten, Guatemala

1990 Godoy, Juan Carlos | Castro, Fernando |

The application of conservation science to sustainable development. Report to : Département Fédéral des Affaires Etrangères, Directorate for Development Cooperation and Humanitarian Aid, Bern

1990

IUCN Central American programme review, final report

1990 MacFarland, Craig | Norheim, Trond | Hirsch, James |

Survey for kouprey in the Yok Don nature reserve, Dak Lak Province, Vietnam

1990 Cox, Roger | Ha Dinh Duc |

Africa's elephants

1990 Devitre, Danièle | Infield, Mark |

Documentation, conventions/soft law concerning species, ecosystems and the conservation of biological diversity = concernant la conservation des espèces, des écosystèmes et de la diversité biologique

1990

The IUCN programme 1991-1993, draft

1990

General assembly agenda and documentation

1990
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