Llwytho...
Work-Factor time standards: measurement of manual and mental work /
| Prif Awdur: | |
|---|---|
| Fformat: | Printed Book |
| Iaith: | English |
| Cyhoeddwyd: |
McGraw-Hill,
1962.
|
University of Calicut
| Rhif Galw: |
658.542 QUI/W |
|---|---|
| Copi | Nid yw'r Statws Byw ar Gael |