| 000 | 00369nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 150522s||||xx |||||||||||||| ||und|| | ||
| 020 | _a922101939x | ||
| 082 |
_a658.542 _bINT |
||
| 100 | _aInternational Labour Office | ||
| 245 |
_aIntroduction to work study. _cInternational Labour Office |
||
| 250 | _a- | ||
| 260 |
_aGeneva _b1957 |
||
| 300 | _axv, 349 p. | ||
| 942 | _cC | ||
| 999 |
_c30643 _d30643 |
||