TY  - BOOK
AU  - Ridley, John
AU  - Channing, John
TI  - Workplace  safety: vol. 4 of the safety at work series
T2  - Safety at work series
SN  - 0750645601
AV  - HD 7273 Wor 
PY  - 1999///
CY  - Oxford
PB  - Butterworth-Heinemann
KW  - ENGINEERING
KW  - WORKPLACES--SAFETY AND HEALTH
ER  -