TY  - BOOK
AU  - Ridley, John R.
TI  - Safety at work
SN  - 0750607467 :
U1  - 363.110941 SAF 
PY  - 1994///
CY  - Oxford, Boston
PB  - Butterworth-Heinemann
KW  - Industrial safety
N1  - Includes bibliographical references and index
ER  -