Health and safety at work 
edited by W. O. Phoon 
 - Singapore Medical Association,, Singapore :  National Safety First Council of Singapore,  1971 
 - 88 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social securities beneficiaries--Singapore