Project appraisal and policy review
| Awduron Eraill: | , |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Chichester
John Wiley
c1981.
|
| Cyfres: | Wiley series on studies in environmental management and resource development
|
| Pynciau: |