IUCN

Guidelines : development of national parks and protected areas for tourism

1992 Ceballos-Lascuráin, Héctor | McNeely, Jeffrey A. | Thorsell, J. W. |

Research in protected areas : papers from a workshop organized by the George Wright Society and IUCN at the 4th World Congress on National Parks and Protected Areas, Caracas, Venezuela, February 1992

1992

IUCN policy statement on state gifts of animals = Prise de position de l'UICN relative aux animaux vivants offerts en cadeaux officiels = Posicion de la UICN sobre las donaciones de animales hechas por un estado a otro estado

1989

Research involving species at risk of extinction = La recherche en rapport avec des espèces menacées d'extinction = Investigaciones en que se usan especies en riesgo de extinción

1989

The IUCN policy statement on captive breeding

1987

Red books for threatened landscapes : proceedings of a symposium and workshop

1993

The wetlands of Central and Eastern Europe

1993 Duckworth, William | Hoskins, Rosemary |

Red data book. Volume 5. Angiospermae, a compilation

1970 Melville, Ronald |
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