Report of the short mission on forestry in Gujar-Gabralo
1986
Frei, Christof |
Environmental surveys
Avant-projet de code de l'environnement pour le Togo
1986
Du Saussay, Christian |
An ecological survey and development plan for the Empakaai Crater ecosystem, Ngrongoro conservation area, Tanzania
1975
Frame, George W. |
Frame, Lory Herbison |
Spillett, J. Juan |
Serengeti ecological monitoring programme : conservation monitoring in Tanzania - Programme report, September 1988
1988
Campbell, Kenneth L. |
Resources and sustainable community development : an agenda for development - action in Tanzania
1987
Mascarenhas, Aldolfo |
Ford, Richard B. |
