Seminario Agua Potable para Tegucigalpa, Honduras, 28-30 de abril, 1986 : memoria
1986
IUCN
Botswana : natural resources expertise profile
1987
Warr, Eleanor |
Arjin Mountains Nature Reserve, Xinjiang, People's Republic of China : management recommendations and resource summary
1986
Achuff, P. |
Butler, James R. |
Johnston, J. |
Action plan for Asian primate conservation, 1987-1991
1987
Eudey, A. A. |
Protected landscapes : the United Kingdom experience
1987
Poore, Duncan |
Poore, Judy |
