The demand and supply of scientific personal
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York
National Bureau of Economic Research
1957
|
| Cyfres: | National Bureau of Economic Research. General series, no. 62
|
| Pynciau: |