Elder John P <br/><br/>
Behavior change & public health in the developing world. 

 - London  Sage Publications        2001 
 - xviii,169p.  cm. 
<br/><br/><label>Standard No.: </label>31166 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>L:50bS, P1