Methods of long-term projection of requirements for and supply of qualified manpower
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Llyfr | 
| Iaith: | English | 
| Cyhoeddwyd: | Paris
          UNESCO
    
        c1967. | 
| Cyfres: | Statistical reports and studies | 
| Pynciau: |