| 000 | 00490nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1972 xx 000 0 und d | ||
| 082 | _a614.8 I -3S | ||
| 100 | _aInternatinoal laborur office | ||
| 245 | 0 | _aSafety and healthyin building and civil engineering work | |
| 260 |
_aGeneva _bSwitzerland _c1972 |
||
| 440 | _aI.L.O. codes of practice | ||
| 650 | _aINDUSTRIAL SAFETY : ELECTRIC ENGUNEERING -- - SAFETY MEA | ||
| 653 | _aINDUSTRIAL SAFETY : ELECTRIC ENGUNEERING | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c47048 _d47048 |
||