School health education to prevent AIDS and STD :  A resource package for curriculum planners: Trachers' guide. 

 - Paris :  Geneva :  UNESCO;  WHO,  1994. 
 - 117 p.  il. 
 - WHO/GPA/PRV/94.6c .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>37.03: 176 (100) =20 GUI.