TY  - GEN
AU  - Phoon, W O
TI  - Practical occupational health
SN  - 9971-973-96-0
U1  - 628:613.6 
PY  - 1988///
CY  - New Delhi
PB  - P G Publishing
KW  - Safety engineering
KW  - Occpational health
KW  - 628:613.6
ER  -