Prevention and control of schistosomiasis and soil transmitted helminthiasis 

 - Geneva:  World Health Organization;  2002 
 - vi,57 p. 
 - WHO technical report series 912 .
<br/><br/> Includes reference. 
<br/><br/><label>ISBN: </label>9789241209120 
<br/><br/><label>Dewey Class. No.: </label>616.965  / WOR