TY  - BOOK
AU  - Colten, Craig E.
AU  - Birkner, Lawrence R.
AU  - Brosseau, Lisa M.
TI  - Respiratory protection: : a manual and guideline 
SN  - 0-932627-45-5
AV  - T55.3 .R47 1991
PY  - 1991///
CY  - Virginia
PB  - American Industrial Hygiene Association, 
KW  - Breathing apparatus
KW  - Respirators Industrial hygiene
KW  - Protective coverings
KW  -  Respiratory organs--Diseases--Prevention
ER  -