Environmental issues of water resources development in the ESCAP region
1987
UNEP
Environmental management in China
1991
Geping, Qu |
Bahrain : national state of the environment report no.3
1987
El Hinnawi, Essam |
Plan de accion para el desarrollo forestal, 1990 - 1995
1989
Sandoval, Guillermo Justiniano |
Reyes, Jaime Munoz |
Soria, Javier Lopez |