Ed:De Alwis Seneviratne, Rohini Herath, H.M.S.S.D. Fernando, Dulitha N Lankatilake, Kantha N  <br/><br/>
Occupational Health 

 -  Sri Lanka:Department of Community Medicine, Faculty of Medicine  1998 
 - 1-151pgs 
 - Occupational Health 
 - Hand book .
<br/><br/><label>ISBN: </label>955-9021-13-3 
<br/><br/><label>Nat. Bib. No.: </label>003234 
<br/><br/><label>Dewey Class. No.: </label>613.6 O11