Principles & recommendations for a vital statistics system. 

 - New York  UN           1973 
 - xi,220p.  cm. 
 - Statistical papers series M;19,rev.1 .
<br/><br/> Glossary :197-200p. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>V1N45,93:3.N73, L3/UN