IUCN

Ecological principles for economic development

1973 Dasmann, Raymond Fredric | Milton, John P. | Freeman, Peter H. |

L'Agonia della terra

1974 Pavan, Mario |

IUCN yearbook : annual report of the International Union for Conservation of Nature and Natural Resources for 1971

1972

IUCN yearbook : annual report of the International Union for Conservation of Nature and Natural Resources for 1970

1971

The international trade in rhinoceros products : a report

1979 Martin, Esmond Bradley |

Rapport du directeur général de l'UICN

1979

The biosphere reserve and its relationship to other protected areas

1979

Proceedings of the World Lagomorph Conference, held in Guelph, Ontario, August 1979

1981

Fourteenth session of the General Assembly of IUCN and 14th Technical Meeting, Ashkhabad, USSR, 26 September-5 October 1978 : proceedings

1979

IUCN Commission on Education : annual reports of members 1981

1981

Subscribe to IUCN