| LDR | 00342namk 00109 k 4500 | |
|---|---|---|
| 001 | 000000016289 | |
| 005 | 19901017133403 | |
| 008 | 901017s1990 cc 000a eng | |
| 049 | ▼l EM00003324 | |
| 090 | ▼a 530.9806 ▼c C639s | |
| 245 | 10 | ▼a Seminar on industrial safety and health / ▼d China productivity center |
| 260 | ▼a 중국 (본토): ▼b China productivity center, ▼c 1990 |