Cooray, P.G  <br/><br/>
Guide to Scientific and Technical Writing  

 - Sri Lanka,  P.G. Cooray,   1992 
 - xiii,159p.  ill.  20cm  
<br/><br/><label>ISBN: </label>9559543407 
<br/><br/><label>Dewey Class. No.: </label>021.3  / COO