Principles and recommendations for a vital statistics system  Revision2.  

 - New York  United Nations  2001  
 - x, 176p.  charts 
<br/><br/> Sales no.: 01.XVII.10  
<br/><br/><label>ISBN: </label>9211614392 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vital statistics--Methodology