UNESCO

Reviews in ecology : desert conservation and development. A festschrift for Prof. M. Kassas on the occasion of his 75th birthday

1997 Barakat, Hala N. | Hegazy, Ahmad K. | Tolba, Mostafa Kamal |

Proceedings of the Norway/UN conference on alien species, Trondheim, 1-5 July 1996

1996 Sandlund, O. T. (Odd Terje) | Schei, Peter Johan | Viken, Aslaug |

L'alimentation en forêt tropicale : interactions bioculturelles et perspectives de développement

1996 Hladik, C. M. (Claude Marcel) | Hladik, Annette | Pagezy, Hélène | Linares, Olga F. | Koppert, Georgius J. A. | Froment, Alain |

Cultural landscapes of universal values : components of a global strategy

1995 Droste, Bernd von | Plachter, Harald | Rössler, Mechtild |

L'homme et les espaces protégés

1995 Cibien, Catherine | Lecuyer, Didier |

Environmental management in developing countries, vol.2 : waste management

1995 Kluge, Heiner | Bittner, Alfred | Hohnholz, Jürgen H. |

Environmental management in developing countries, vol. 1 : water management

1994 Kluge, Heiner | Bittner, Alfred | Hohnholz, Jürgen H. |
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