Nature conservation in Venezuela : a country profile
1997
Rivera-Kortman, Marta |
Institutional framework
Sustainable development : an imperative for environmental protection : report by a group of experts on environmental concerns and the Commonwealth
1991
Marstrand, Pauline |
Attard, David J. |
Bheenick, Rundheersing |
Renewing the spirit of Rio : the CDS, Agenda 21, and Earth Summit + 5. Survey and report produced in preparation for the Special Session of the United Nations General Assembly to review and appraise the implementation of Agenda 21
1997
Verheij, Maria S. |
Pace, William R. |
Desertification : exploding the myth
1994
Thomas, David S. G. |
Middleton, Nicholas J. |
I parchi naturali europei : dal piano alla gestione
1994
Gambino, Roberto |
Directory of vietnamese scientific and technical information institutions and personnel
1993
Vespry, H. Arthur |
The environment of Israel
1988
Marinov, U. |
Gale, J. |
Turpin, Lucy |
Friedman Hochstein, Suzanne |
Whiteman, Joyce |