World Health Organization <br/><br/>
The work of W.H.O. 1986-1987 

 - W.H.O., Geneva  1988 
 - xvii, 250 
<br/><br/><label>ISBN: </label>92 4 156113 0 
<br/><br/><label>Dewey Class. No.: </label>614.0611 W.H.O.