Primer on the occupational safety and health standards as amended.
| সংস্থা লেখক: | |
|---|---|
| বিন্যাস: | গ্রন্থ |
| ভাষা: | English |
| প্রকাশিত: |
Manila
Health and Safety, Occupational Safety and Health Division, Bureau of Working Conditions, Dept. of Labor and Employment
1990.
|
| বিষয়গুলি: |