| LDR | 00450namk 00157 k 4500 | |
|---|---|---|
| 001 | 000000034107 | |
| 005 | 20020711133403 | |
| 008 | 020711s1998 us 000a eng | |
| 049 | ▼l WM00005257 | |
| 056 | ▼a 530.9805 | |
| 090 | ▼a 530.9805 ▼b N277s | |
| 110 | ▼a National Safety Council. | |
| 245 | 10 | ▼a Safety + Health(1998. V.157, N.1-6) / ▼d National Safety Council |
| 260 | ▼a United States: ▼b National Safety Council, ▼c 1998 | |
| 300 | ▼c 28cm | |
| 503 | ▼a 제본도서 |