Manual X   : indirect techniques for demographic estimation 
/[by]United nations 
 - New York  United Nations  1983 
 - xxv, 304 p.- 
 - Department of International Economic and Social Affairs population studies; no. 81 .
<br/><br/> Includes glossary. 
<br/><br/><label>ISBN: </label>79840 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population
<br/><br/><label>Dewey Class. No.: </label>304.6  / UNI