Science and agricultural production
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Geneva
United Nations Research Institute for Social Development
1972.
|
| Cyfres: | UNRISD studies on the "green revolution"
no. 4 [United Nations. Research Institute for Social Development] Report no. 72.8 |
| Pynciau: |