Pollard, A. H. <br/><br/>
Demographic techniques / 
A.H. Pollard, Farhat Yusuf & G.N. Pollard 
 - Oxford :  Pergamon ,  1974 
 - viii, 161p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography
<br/><br/><label>Dewey Class. No.: </label>312  / POL-2