United Nations, Secretary General-Science and technology for development. V.8 Plenary proceedings, list of papers and index.
| Format: | Llibre |
|---|---|
| Idioma: | English |
| Publicat: |
New York
U.N. Publications
1961.
|
| Matèries: |
| Format: | Llibre |
|---|---|
| Idioma: | English |
| Publicat: |
New York
U.N. Publications
1961.
|
| Matèries: |