| LDR | 00450namk 00145 k 4500 | |
|---|---|---|
| 001 | 000000045886 | |
| 005 | 20081120133403 | |
| 008 | 081120s1997 us 000a eng | |
| 049 | ▼l WM00008226 | |
| 056 | ▼a 530.982 | |
| 090 | ▼a 530.982 ▼b O15r | |
| 110 | ▼a Occupational Safety and Health Administration. | |
| 245 | 10 | ▼a Respiratory Protection(OSHA 3079) / ▼d Occupational Safety and Health Administration |
| 260 | ▼a United States: ▼b OSHA, ▼c 1997 | |
| 300 | ▼a 25p, ▼c 21cm |