Indonesia : resources, ecology and environment
1991
Hardjono, Joan |
Natural resources
Arctic politics : conflict and cooperation in the circumpolar north
1992
Young, Oran R. |
The population of Venezuela and its natural resources
1946
Vogt, William |
Plan de manejo parque nacional Vicente Perez Rosales
1977
Gutiérrez A., Alejandro |
Thelen, Kyran D. |
Natural resource economics : notes and problems
1987
Conrad, Jon M. |
Clark, Colin W. |
Sharing the world's resources
1977
Schachter, Oscar |
La Conservación como instrumento para el desarrollo
1985
Budowski, Gerardo |
The twenty-ninth day : accomodating human needs and numbers to the earth's resources
1978
Brown, Lester R. (Lester Russell) |
Conservation of natural resources and the establishment of reserves in the USSR
1961
Dubinin, V. B. |
Lavrenko, E. M. |
Kirikov, S. V. |