| LDR | 00399namk 00145 k 4500 | |
|---|---|---|
| 001 | 000000017115 | |
| 005 | 19920303133403 | |
| 008 | 920303s1986 000 | |
| 049 | ▼l WM00000922 | |
| 090 | ▼a 530.9822 ▼b W9272r | |
| 100 | 1 | ▼a WHO |
| 245 | 10 | ▼a Recommended health-based limits in occ. exposure to selected mineral dusts (silica, coal)1 / ▼d WHO. |
| 260 | ▼b WHO, ▼c 1986. | |
| 300 | ▼a 82p. | |
| 950 | 0 | ▼b SF8.40 |