| LDR | 00344namk 00133 k 4500 | |
|---|---|---|
| 001 | 000000022144 | |
| 005 | 19811215133403 | |
| 008 | 811215s1979 us 000a eng | |
| 049 | ▼l WM00003610 | |
| 090 | ▼a 530.982 ▼b N277w | |
| 100 | 1 | ▼a NIOSH |
| 245 | 10 | ▼a Working safety with anhydrous ammonia / ▼d NIOSH |
| 260 | ▼a United States: ▼b NIOSH, ▼c 1979 | |
| 300 | ▼a 24p. |