Confer R G <br/><br/>
Occupational health and safety : terms, definitions and abbreviations 
Confer R G; Confer T R 
 - 2 
 - London  London, Lewis  1999 
 - 275p 
<br/><br/><label>ISBN: </label>1-56670-361-1 
<br/><br/><label>Source: </label>Textbook