TY  - BOOK
AU  - Patty, F.A.
AU  - Clayton, G.D. Ed.
TI  - Industrial hygiene and toxicology: V.1.General principles
U1  - 613.62 
PY  - 1978///
CY  - New York
PB  - John Wiley
KW  - Induatrial Hygiene
ER  -