Agricultural price analysis /
Wedi'i Gadw mewn:
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Ames, Iowa :
Iowa State College,
1947.
|
| Rhifyn: | 2nd ed. |
| Pynciau: |
Tabl Cynhwysion:
- Includes bibliographical references and index.