United Nations : Department of economic and Social Affairs <br/><br/>
Methods of measuring the impact of family planning programmes on fertility problems  and issues 

 - New York  United Nations  1978 
 - vi,200p. :illus. ; 25cm.- 
 - Population studies, no.61 .
<br/><br/><label>Dewey Class. No.: </label>301.426  / UNI