V.C. Sinha and E. Zachania <br/><br/>
Elements of demography 

 - Kolkata  Allied Publishers  2018 
 - x, 592p.  22x14cm. 
<br/><br/><label>ISBN: </label>8177640445  425 
<br/><br/><label>Dewey Class. No.: </label>304.6  / SIN/ELE