Ridley, John R <br/><br/>
Health and safety- in brief / 
John Ridley 
 - 4th ed 
 - Boston :  Butterworth-Heinemann,  2008 
 - xiii,314 p. :  ill. ;  25 cm. 
 - In brief .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780750686396 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial safety--Law and legislation--Great Britain<br/>Industrial hygiene--Law and legislation--Great Britain