Primer on the occupational safety and health standards (as amended).

Primer on the occupational safety and health standards (as amended).

書誌詳細
共著者: Philippines. Bureau of Working Conditions, Philippines. Department of Labor & Employment
フォーマット: 図書
言語:English
出版事項: Manila DOLE, Bureau of Working Conditions 1990.
主題:
Industrial safety.
Industrial hygiene.