| 000 | 00425nam a2200157Ia 4500 | ||
|---|---|---|---|
| 003 | LDD | ||
| 020 | _a9241544961 | ||
| 040 | _cLDD | ||
| 082 | _a660.2842245 D48 | ||
| 110 | _aWorld Health Organization | ||
| 245 | 0 |
_aDetermination of airborne fibre number concentrations _ba recommeded method by ph _cWorld Health Organization |
|
| 260 |
_aGeneva _bW.H.O. _c1997 |
||
| 300 | _a53 | ||
| 901 |
_a516 _b09-10-1996 |
||
| 942 |
_2ddc _cG |
||
| 999 |
_c8042 _d8042 |
||