New foreman training plan.
| Awduron Corfforaethol: | , |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington, D.C.
U.S. Inrernational Cooperation Administration
1954.
|
| Cyfres: | Technical Bulletin No.14
|
| Pynciau: |