United NationsDepartment of International Economic and Social Affairs. <br/><br/>
Projection methods for integrating population variables into development planning 

 - New York  United nations  c1989 
 - v. ; 28cm. 
<br/><br/> v.1: Methods for comprehensive planning module one conceptual issues and methods for preparing demographic projects 
<br/><br/><label>Dewey Class. No.: </label>DB301.32  / UNI