Botswana : conservation of biological diversity
1989
IUCN
Estudio ITTO-UICN sobre el papel de la actividad forestal en la conservacion de la diversidad biologica
1990
Rodriguez R., Eric F. |
A protected area system plan to conserve biodiversity in Ghana
1994
Grainger, John |
Opportunities for improved environmental management in Afghanistan
1991
MacPherson, Nancy |
Fernando, B. K. |
Joint SDC/IUCN review-cum-support mission to the Sarhad provincial conservation strategy (SPCS) : internal working paper
1994
Walther, P. |
Revue interne du programme en Afrique de l'Ouest
1996
Pirot, Jean-Yves |
Thiaw, Ibrahim |
Forbes, Alex |