Building up the supervisor's job. With a paper on line management's responsibility for human relations.
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | Saesneg |
| Cyhoeddwyd: |
New York
s.n.
1953.
|
| Cyfres: | Its Manufacturing series, no. 213
|
| Pynciau: |