Sixth Report / 

 - 6th 
 - London:  IPPF;  1962-63 
 - 41p.:  ill.;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population policy<br/>Demography
<br/><br/><label>Dewey Class. No.: </label>312.01  / IPPF