Vaughan, J. P.(ed) & Morrow, R. H. <br/><br/>
Manual of epidemiology for district health management 

 - World Health Organization, Geneva  1989 
 - vi,198p 
<br/><br/><label>ISBN: </label>92 4 154404 X 
<br/><br/><label>Dewey Class. No.: </label>614.4 Vau/Mor