Rydén, Per

The way ahead : IUCN's programme in Pakistan for the triennium 1994-96

1993 Meynell, Peter-John | Cowasjee, Dhunmai | Rydén, Per |

Etudes de l'UICN sur le Sahel 1991

1993 Wood, Adrian P. | Rydén, Per |

The IUCN Sahel studies 1991

1992 Wood, Adrian P. | Rydén, Per |

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