Pollard, Alfred Hurlstone,  1916- <br/><br/>
Demographic techniques 
A. H. Pollard, Farhat Yusuf, and G. N. Pollard 
 - 2nd. ed. 
 - Sydney  Pergamon Press  1981 
 - 182p. : ill. ; 24cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>0080248179 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography--Methodology