TY  - GEN
AU  - Wentz ,Charles A .
TI  - Safety health and environmental protection
SN  - 0071168613
U1  - 363.11 
PY  - 1998///
CY  - Boston
PB  - McGrow-Hill
KW  - ENVIRONMENTAL PROTECTION
KW  - SAFETY
KW  - HEALTH
UR  - www.mhhe.com
ER  -