Primer on the occupational safety and health standards as amended.
| Erakunde egilea: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Manila
Health and Safety, Occupational Safety and Health Division, Bureau of Working Conditions, Dept. of Labor and Employment
1990.
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| Gaiak: |