자료유형 | 단행본 |
---|---|
단체저자명 | National Institute for Occupational Safety and Health.; |
서명/저자사항 | Standard Application Procedures for the Certification of Respirators(July 1997) /National Institute for Occupational Safety and Health |
발행사항 | United States:NIOSH ,1997 |
형태사항 | 면수 복잡 ,29cm |